1. 不同的表达

粪车 night cart 

跳墩桥 foot bridge 

盛夏 full summer 

鸦雀无声dead silence 

洗碗池（槽）kitchen sink 

人山人海a sea of faces 

扫兴的人（事）wet blanket 

工薪阶层 wage-earner 

杀人狂 serial killer 

啤酒肚 pot- bellied; paunchy

笑掉大牙 to laugh one's head off; to laugh sb sick 

短斤少两 to give (sb) short weight 

The very idea!真是莫名其妙！ 

It's not my day.今天倒霉了。

at sixes and sevens 乱七八糟

Please let me know.请告诉我。

to have a short memory 记忆力差

like a cat on hot bricks 热锅上的蜗蚁

It's Greek (or, Chinese) to me.我一点也不懂。

An empty bag cannot stand up.人是铁，饭是钢。

to blow one's own horn (or, trumpet)王婆卖瓜，自卖自夸。

deadbeat parent赖债父母（离婚后不想文付子女抚养费的人）

to do log-rolling 互相捧场（You scratch my back, and I'll scratch yours.)

吃了吗？ Have you had your meal?中文只是个问候语，但直译成英语却有邀请对方吃饭的意思。

2. 观察事物角度和联想不同

walking dictionary——能行走的“字典”；有大量词汇的“人”；活字典——着眼点是活的，能说话的“字典”。