injection

1.[c][u]注射an act of injecting sb with a drug or other substance

2.[c]大量资金的投入a large sum of money that is spent to help improve a situation, business, etc.

3.[u][c]（液体的）注入，喷入an act of forcing liquid into sth

1.注射

2.【医】注射

3.【机】喷射

4.注射剂,注射液,针药,灌肠(药)

5.【医】充血

6.【宇】(卫星等的)入轨,射入轨道,射入轨道的时间[地点]

7.充满,注满

1.a drug or another substance that is injected into your body; the process of injecting a drug or another substance into your body

2.the addition of money to a business, a government program, or someone’s bank account

3.the process of forcing a liquid into something by using pressure