The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑了整个口腔的气体流通。
retraction
/rɪ'trækʃn/ /rɪ'trækʃn/
n. 收回
近义词
n.联想词
，声;声明：以上例
、词
分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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grammy, Grammys, gram-negative, gramnicole, gramophile, gramophone, gramophone record, Gramoxone, gramp, Grampian,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
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近义词
n.联想词
,离;The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌
助
的收缩，也支撑了整个口腔的气体流通。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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Granada, granadero, granadilla, Granados, granary, granatal, granatane, granatanine, granataninol, granatenine,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
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近义词
n.联想词
版;
;
;The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也
整个口腔的气体流通。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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grand canyon, Grand Canyon National Park, Grand Canyon State, grand duchy, grand duke, grand jury, grand larceny, grand mal, grand master, Grand National,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
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近义词
n.联想词
;
;The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑了整个口腔的气体流通。
：
例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
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近
词
n. 
词
The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑了整个口腔的气体流通。
声明：以上例句、词性分类均由互网资源自动
，
分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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grandfather clock, grandfatherly, grandidentatus, grandidierite, grandifoliate, grandiloquence, grandiloquent, grandiose, grandiosity, grandioso,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
n. 收回
近义词
n.联想词
;The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑
口腔的气体流通。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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grangerise, grangerism, grangerize, grangesite, Granicus, granide, graniferous, graniferus, graniform, graniphyric,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
n. 收回
近义词
n.联想词
The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑了整个口腔的气体流通。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工
，
表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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granitification, granitiform, granitite, granitization, granitoid, granitotrachytic, granivore, granivorous, granjeno, grannexe,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
n. 收回
近义词
n.联想词
;打，打声;The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑了整个口腔的气体流通。
声明：以上例句、词
均由互联网资源自动生成，部未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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granogabbro, granola, granolite, granolith, granolithic, granopatic, granophyer, granophyre, granophyric, granoplasm,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
n. 收回
近义词
n.联想词
;版;;The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑了整
的气体流通。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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Grantham, Grantiidae, grant-in-aid, grantman, grantmanship, grantor, grantor trust, grantors, grants, grantsman,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,
n. 收回
近义词
n.联想词
;，声;The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.
笑肌和颊肌帮助唇的收缩，也支撑了整个口腔的气体流通。
声明：以上例句、词类均由互联网资源自动生成，部未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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granulation tissue, granulationn, granulator, granule, granules, granulesten, granuliferous, granuliform, granulin, granulite,
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retracter, retractible, retractile, retractility, retracting, retraction, retractive, retractometer, retractor, retractozyme,