一针

The last observation of yours has hit the nail on the head.

你最后意见真是见血。

I'm sure an antifebrile injection will bring your fever down in no time.

注射退热剂会使你热度立刻降下来。

The discovery of gas reserves was a muchneeded shot in the arm for the economy.

发现气田给经济注入了急需强心剂。

Knit one, purl one.

正，倒（反）。

The boy received a jab.

孩子注射了。

I pull out the jacket and pause to chuckle at the zigzag tear on its sleeve, which even careful stitchery could not completely hide.

那些共同拥有想法和情感，那些温暖话语都编织在衣服线里。