摇钱树的英文：
a ready source of money
money tree
money spinner
milch cow

参考例句：

treat sb.as a milch cow
把某人当作摇钱树

a milch cow
乳牛;[喻]财源;摇钱树

I refuse to be a milch cow for your family any longer.
我不再做你家的摇钱树了。

They believe themselves to have found a bonanza, and the historical figures confirm this.
他们认为自己已经找到了摇钱树，历史数字可证实这一点。

His interesting patient,Jos,was a regular milch cow to the doctor…
他那怪有趣的病人乔斯现在成了这医生最靠得住的摇钱树……。

The Mark is Ford's biggest moneymaker, just as cadillac is for General Motors
马克型车是福特公司最大的摇钱树，正如卡迪拉对通用汽车公司一样。

ready是什么意思：
adj. 准备好的，现成的；快要…的；迅速的，即时的；情愿的
adv. 预先；迅速地
n. 预备好的状态；现款
v. 使准备好

Ready money is a ready medicine
现钱等于成药

a ready intelligence;a ready response.
灵敏的思维；快速的反应

The dealer is not ready
庄家还没准备好。

source是什么意思：
n. 来源，出处；原始资料；原因；发源地

They are trying to trace the source of the trouble.
他们正设法找出这件麻烦事的起因。

Where is the source of the Nile?
尼罗河发源于何处？

Is the water polluted at source?
河水是在源头受到污染的吗？

money是什么意思：
n.
1.[U]钱，薪水，收入
2.[U]钱币，钞票
3.[U]财产，财富
4.[pl.]【旧】【法律】款项

Robin is the man for my money.(for my money正合我意)
罗宾正合我意

The avoidance of money is just as psychotic as being attached to money.
我可不这么认为。闭口不谈钱就像依赖钱一样是一种心理疾病。

get money by dishonest means
非法赚钱, 得不义之财