后患的英文：
future trouble

参考例句：

The proposed tax changes are likely to prove a banana skin for the Government.
建议中的税务变动很可能给政府带来无穷后患。

"If you let a tiger escape Back to the mountain, you'll cause calamity for the future"
纵虎归山,必有后患

The endless repercussions of living on credit.
靠赊欠过日子的无穷后患。

The proposed tax changes are likely to prove a banana skin for the Government.
建议中的税务变动很可能给政府带来无穷后患.

future是什么意思：
n. 未来；前途；期货；将来时
adj. 未来的，将来的

He felt confident in the future.
他对未来充满信心。

Their future looked black.
他们的前途暗淡。

future preterit(e)
过去将来时

Fear not the future; weep not for the past
不要为未来担忧,不要为过去悲泣

Predict the future by reviewing the past.
鉴往知来。

trouble是什么意思：
n. 烦恼；忧虑；困难；麻烦；打扰；纷争，动乱，骚乱；疾病；不适；故障
v. （使）烦恼；费心；麻烦；（病痛）折磨

Never trouble trouble till trouble trouble you.
麻烦不找你,就别自找麻烦。

you are a trouble maker!
你真是个捣蛋鬼！

This is the trouble with a boyfriend.
这就是有男朋友的麻烦。

She is in trouble.
她怀孕了。

Never (or Don't) trouble trouble till trouble troulbes you
切莫自寻麻烦