1.blood supply 血供

The lens has no melanins and no blood supply.
水晶体则没有黑色素也没有血液供应。

Cancers require a blood supply to grow and survive, and they form their own blood vessels to accomplish this.
癌症要求供血增长并且幸存，并且他们形成他们自己的血管完成这。

2.take place 发生，举行

They will now take place on january 15th.
这一切将会在明年1月15日发生。

The new poll will take place on november 7.
这一轮投票将在11月7日举行。

3.search for 搜索，搜寻；访求

The unemployed will search for jobs online.
失业者可以在网上寻找工作。

Many are making it easier to search for content.
许多人正尝试使搜索变得更容易。

4.begin with 以…开始， 从…开始

Let me begin with human brutalities towards those wild animals.
我首先要讲的是人类对野生动物的凶残行径。

I'd like to begin with a disclaimer.
我得先来个免责声明。