查询结果:

vt. 注入,注射;添加,增加(某品质) 

来源于拉丁语前缀in-(进入)和动词jacere(投,掷)的复合词inicere过去分词injectus(被扔进去的)。 

拆分: in-向内 + -ject-投,掷 ⇒ 被扔进去  

搭配:
inject into 把...注入,给...增添 
inject with 用...注入 

例: 
to inject into a vein 注射进静脉 
The doctor has injected him under the skin. 医生已给他皮下注射了一针。 
We hope to inject interest into our party. 我们希望我们的聚会更有趣味。