回收的英文：
(v) recover and put back to use
recycle

参考例句：

Whitewater: Also called"backwater".
白水:又称回收水.

Battery recycling Bin
电池回收筒

More ammonium sulphate solution is being recovered in the process of distilling shale oil
在提炼油页岩的过程中回收的硫酸氨液比过去多了。

Placer mining: Oldest method of recovering gold from alluvial deposits.
砂矿开采:从冲积层回收黄金的最古老方法。

To withdraw(specie)from circulation and reserve as security for other money.
将硬币抽回从流通中回收(硬币)并储备起来作为其他货币的安全保证

Calling in of a currency
货币回收

A salvage campaign
废品回收运动

refuse reclamation
垃圾回收; 废物再利用

Accelerated recall [MOV]
加速回收(货币)[保值]

Product Recall Procedure
产品回收程序

recover是什么意思：
v. 恢复健康，复原，全额收回，找回，赢回，重新控制

He recovered from a faint.
他从昏晕中苏醒过来。

She has recovered from a fever.
她烧退病愈。

He is recovering little by little.
他的健康正在渐渐地恢复起来。

put是什么意思：
v. 放，置，使处于；表达，说明

put a crimp into
妨碍|束缚

Put on the screw
施加压力

strike [ put on ] a pose of
装出...面貌[样子]

back是什么意思：
n. 后面，背面，反面；背，背部；靠背；后卫
v. 支持；后退，倒退；背书；下赌注于
adj. 背部的；后面的；过去的；拖欠的.
adv. 以前；向后地；来回地；上溯

Stand back to back!
背靠背站好！

They are on the back of the menu.
它们在菜单背面。

Our seats on the train were back to back.
我们在火车上的坐位是背靠背的。