Well-heeled area?

An idea whose time has come

Rubbing it in

Victory lap?

The penny has dropped

A qualified ‘yes’?

Take the heat?

Piece of cake?

Pulling her leg?

Don’t wear it on your sleeve

Heads I win, tails you lose

Look the other way

The straight and narrow?

That said?

Don't expect anyone to cut you any slack

Ripple effect

Last time I checked

Manufacturing hits brick wall

耶鲁校友支招 如何选择国外院校（二）

Moral fiber

Have baggage?

Deer in headlights?

Off and on?

Ahead of the curve?

耶鲁校友谈美国老师的教育方式

Get it out of your system

Written all over it?

Scratching the surface?

Technically speaking?

Don’t take it to heart