算术的

An educational system which fails to teach basic arithmetic is seriously deficient.

一个沒教基础知识的教育体制是有严重缺陷的。

I'm worse at sums than John.

我的不如约翰。

Of his age, the child is above the norm in arithmetic.

在他那个年龄, 这个孩子的能力是超过标准的。

Are you good at figures?

你的吗?

The water droplet diameter in diesel emulsion was characterized with microphotography and arithmetic statistic mean method.

利用显微摄像技及统计平均的法表征柴油乳化液水滴粒径。

CONCLUSIONS: When all other identified risk factors were controlled for mathematically, metastasectomy maintained a significant surial adantage for patients with pulmonary metastatic melanoma.

当其他的鉴因子的控制后，转移瘤切除对有肺转移性黑色素瘤患者仍有显著的生存优势。

Andrew had the reputation of being a skilled arithmetician; and this was a branch of knowledge that Stephenson was now desirous of acquiring.

此外，安德鲁作为一名有技能的家有一定的声望，这也是斯蒂芬森现在迫切需求获得知识的一部分。