我国一直未开展有关驯鹿人工饲养的科学研究工作。

Research on artificial rearing reindeer had never been carried out in China.

youdao

实施WES项目的村居民卫生知识水平、卫生行为和习惯均优于未开展WES项目的村。

In the WES project-performed villages, higher levels of hygienic knowledge, better sanitary behavior and habit were observed in peasants compared with those in control village.

youdao

在养殖产品起捕后，由于海流作用，深水网箱养殖海区的水质很快就达到与未开展养殖海区一致。

Used for breeding of young shrimp and raising of grown shrimp, be acceptable widely for propagate and breed of shrimp, fish and crab in sea or freshwater.

youdao

I had an opportunity in the late 80s and early 90s, working with a small foundation in New York, to begin cultural activities in Vietnam before normalization of relations between the US and Vietnam.

我在八十年代末九十年代初曾经有幸，在纽约的一个小型基金会工作，和越南开展一些文化活动,那时美国和越南还未实现外交关系正常化。

普林斯顿公开课 - 人性课程节选