【俚语】

Break the bank 太贵，花钱太多

【例句】

It only costs $2. That's not going to break the bank.
只花了两美元，不算太贵。

Rob a bank 抢银行

【例句】

He was put into jail because he robbed a bank last month.
他因为上个月抢银行，被关进了监狱。

Bank account 银行账户

【例句】

I opened a bank account yesterday at Bank of China.
我昨天在中行开了一张银行卡。

Bank on sb/sth 指望，信赖

【例句】

I don't think you can bank on Tom coming tonight—he's really unreliable.
我感觉你不能指望Tom今晚可以按时来。他真的不可靠。

Be laughing all the way to the bank
轻松赚大钱
We'll be laughing all the way to the bank if this deal works out.
如果这笔生意能成交，我们一下子就能赚很多钱。