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Insects propagate themselves by means of eggs.

昆虫以产卵繁殖后代。

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The cuckoo lays its eggs in other birds’ nests.

杜鹃在别的鸟巢中产卵

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Some tropical fish reproduce by laying eggs.

有些热带产卵繁殖。

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Beetles bury pellets of dung and lay their eggs within them.

甲壳虫把粪粒埋起来,然后在里面产卵

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Birds reproduce by laying eggs.

鸟类由产卵繁殖。

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The frogs haven’t spawned yet.

产卵

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A young salmonid (salmon or trout) with parr-marks before migration to the sea and after dispersal from the redd.

一个幼(或鳟)具有幼横带,迴游到海洋以前与散布在产卵场之后。

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But fed with oakery pollen,indices as above were 9. 59 days, 37. 17 days, 3. 89 days,and 0. 86 per day,respectively.

而用杠花粉饲养,其发育历期长达9.59天,雌雄成螨寿命缩短为37.17天和3.87天,日平均产卵量仅0.86粒。

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After mating and oviposition, statistics showed that the higher of the percentage of small eggs is, the more of the unlaid eggs is.

交配产卵后,初步统计发现小卵百分率越大,则遗腹卵有越多的倾向。

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The imago period is from the early April to end of May.The reproduction belongs to amphigenesis, but it may happen female parthenogenesis.A female average egg number is 3975.

成虫期4月上旬至5月下旬,行两性生殖,存在孤雌生殖,雌成虫平均产卵量为3975粒。

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CNN 10 学生英语 2017年11月合集

Like coral bleaching, spawning is also dependent on water temperatures.

就像珊瑚白化一样,产卵也和温度有关。

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国小学英语3

The queen bee lays all the eggs.

蜂后产卵

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海洋

Sea turtles lay their eggs on the beach.

海龟在岸上产卵

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科学60秒 2018年3月合集

That little hole is called a redd. That's where the salmon lays her eggs.

这个小洞被称为“鲑鱼产卵区”。即鲑鱼产卵的地方。

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CNN 10 学生英语 2024年4月合集

Usually the mom dies after laying her eggs.

通常妈妈在产卵后死去。

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TED演讲(视频版)双语精选

They mate, they lay eggs and they die.

交配、产卵,然后死亡。

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少儿畅学课堂

No one has ever seen whale sharks mate or give birth.

从未有人见过鲸鲨交配和产卵

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VOA Special 2021年12月合集

She was looking for a place to lay her eggs.

她在找一个产卵的地方。

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VOA慢速英语_

June is egg-laying season on the New Jersey coast.

六月是新泽西海岸的产卵季节。

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VOA慢速英语_

Turtles come out of the wetlands onto dry land to lay their eggs.

海龟从湿地出来,来到旱地产卵

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BBC 听力 2024年10月合集

They use the structure for shelter and egg laying.

利用这种结构来藏身和产卵

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CNN 10 学生英语 2017年11月合集

Biologists say they're encouraged by the amount of reproductive activity they're seeing this time around.

生物学家称这次珊瑚产卵让他深受鼓舞。

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夏洛的网

When I get ready to lay eggs, I have to lay eggs, Fair or no Fair.

我要产卵就得产卵,不管集市不集市的。

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大猫

Around the time of the full moon, turtles come ashore to lay their eggs.

在满月的时候,海龟会上岸产卵

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探索频道:恐龙之战

For the females, that means stockpiling resources to produce the offspring.

对雌性来说,它会囤积营养为产卵最好准备。

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当月 CNN 10 学生英语 2020年2月合集

And they keep breeding, laying their eggs in the earth in pastoral and agricultural lands.

而蝗虫还在继续繁殖,在牧场和农田里产卵

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VOA常速英语_生活

That's why the flamingos go there to nest and lay their eggs.

这就是火烈鸟去那里筑巢产卵因。

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科学60秒-科学国人 2021年10月合集

Egg-laying animals don't usually engage in reproductive activities in the winter.

产卵的动物通常不会在冬天参与繁殖活动。

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科学60秒-科学国人 2023年6月合集

Birds make eggshells from materials from inside their hollow bones.

雌鸟产卵以中空骨头里的物质为材料。

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每天听一点新鲜事

A fly had flown and managed to lay her eggs in my wound.

一只苍蝇飞过,设法在我的伤口里产卵

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