蚕

I look at my daughters has raised silkworms, a knot in the cocoon, which makes me very interested.

我注视着我的女儿们所养的蚕，结着茧子，这使我极感兴趣。

That was how the Chinese first raised silkworms.

中国人就是这样开始养蚕的。

They increased their income by raising silkworms and so on.

他们靠养蚕等增加了收入。3。抚养；饲养

They also cultivate fine breeds of silkworms.

他们还培养了良种蚕。

It was said that that was how the Chinese first raised silkworms.

据说中国人就是这样开始养蚕的。

In China, silk has been created with the help of the silkworms for more than 5000 years.

特大秘密中国，人们用蚕造丝的历史已经超过5000年了。

China was the first country in the world to cultivate silkworms and develop silk weaving.

中国是世界上最早发明养蚕和丝织的国家；早在3，000多年以前，蚕桑、丝织已相当发达。

Ragworm jaws are made of a mixture of protein and zinc ions.

沙蚕的颌齿是由蛋白质跟锌离子结合而成。

Measuring the zinc in ragworm jaws was thus thought of as a way of monitoring zinc pollution.

这样一来，检测沙蚕颌齿的锌就可以作为监测锌污染的一种手段。

These composites are of interest to engineers in their own right, but when Dr Broomell and Dr Waite stuck ragworm jaws in an X-ray spectroscope they found no sign of mineralisation at all.

不过当布鲁梅尔博士跟瓦特博士将沙蚕颌齿放到分光仪里时，他们连一丁点的矿化迹象都没发现到。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。