To look, sound or seem familiar
Example: That face rings a bell, where have I seen him before?
2、In the Bag 稳锻炼身体胜券
Said of an achievement which is secure
Example: We have the deal in the bag. The client came in this morning to sign the agreement.
3、Cost an arm and a leg 极其昂贵
To be very expensive
Example: I love that fur coat. However, I don’t think I’m going to buy it because it costs an arm and a leg.
4、New blood 新成员
New people brought into an organization to introduce different and original ideas
Example: It was decided to bring new blood into the school by employing teachers with the latest training.
5、A piece of cake 轻松的事
Something which is very easy to do
Example: Here…let me put the batteries in for you. It’s a piece of cake.