master key
万能钥匙

例句：
The thief must have used a master key to open the safe.
小偷一定是用万能钥匙打开保险柜的。

make both ends meet
收支平衡

例句：
We have to cut our expenses to make both ends meet.
我们要削减开支，使收支平衡。

What did he look like?
他长的什么样？

例句：
A: What did he look like?
B: He had blond hair, blue eyes, thick eye brows.

A：他长的什么样？
B：金发碧眼，粗粗的眉毛。