In order to look at sea life closely,people have to _____ some kinds of special equipment1.work in 2.work over 3.work out 4.work off 选几?希望能告诉一下含义.

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In order to look at sea life closely,people have to _____ some kinds of special equipment1.work in 2.work over 3.work out 4.work off 选几?希望能告诉一下含义.

In order to look at sea life closely,people have to _____ some kinds of special equipment1.work in 2.work over 3.work out 4.work off 选几?希望能告诉一下含义.
In order to look at sea life closely,people have to _____ some kinds of special equipment
1.work in
2.work over
3.work out
4.work off
选几?希望能告诉一下含义.

In order to look at sea life closely,people have to _____ some kinds of special equipment1.work in 2.work over 3.work out 4.work off 选几?希望能告诉一下含义.
.
不是说了
work out 了么.
制造出撒

3..
work out
v. 设计出, 作出,
为了更靠近的观察海洋生活,人们必须设计出某些特殊的设备。。

3
人们不得不造出一些特殊的仪器来更近距离的观察海洋生物。
work out
v.
可以解决, 设计出, 作出, 计算出, 消耗完