有奖纠错
| 划词
科学60秒-科学美国人 20198月合集

And phenol is used in the manufacture of certain medicines.

酚类则被用于制造某些药物。”

评价该例句:好评差评指正
俞敏洪:用100个句7000个单词

Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued.

4。由于苯酚对人体带有刺激性作用,它基本上已不再被当作常用的腐剂了。

评价该例句:好评差评指正
潘潘

He went through all the difficult phases then invented a new pharmaceutical made of phenol.

他克服了所有困难阶段,发明了一种由苯酚制成的新药剂。

评价该例句:好评差评指正
TED-Ed(视版)

In 1907 a chemist combined phenol— a waste product of coal tar— and formaldehyde, creating a hardy new polymer called bakelite.

1907 , 一位化学家将苯酚(一种煤焦油的废品)和甲醛结合在一起,创造出一种名为电木的坚固新型聚合物。

评价该例句:好评差评指正
Osmosis-微生物

This can be tested by transferring a pure sample of bacteria from the culture to a sterile tube containing a mixture of " urea agar" broth and phenol red.

可以把细菌样本放置到一个混合有尿素、琼脂、肉汤和酚红的无菌试管中进行检测。

评价该例句:好评差评指正

用户正在搜索


down syndrome, down time, down town, downaging, down-and-out, down-and-outer, down-at-heel, downbeam, downbeat, downbend,

相似单词


3G, 401(K), a,
  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接