If you have an injection, a doctor or nurse puts a medicine into your body using a device with a needle called a syringe.
例句
They gave me an injection to help me sleep...他們給我打了一針幫助我入睡。It has to be given by injection, usually twice daily.它必須通過注射攝入,通常一天兩次。
N-COUNT
(金錢或資源的)投入
An injection of money or resources into an organization is the act of providing it with more money or resources, to help it become more efficient or profitable.
例句
An injection of cash is needed to fund some of these projects...需要現金投入來資助這其中的一些項目。The company is hoping to obtain a ￡50 million cash injection from the government.公司希望從政府那里得到5,000萬英鎊的現金投入。
英漢詞典釋義
n.
注射, （液體）注入，噴入
Those drugs are given by injection as well as through the mouth.那些藥品可以注射, 也可以口服。
英英詞典釋義
Noun
1. the forceful insertion of a substance under pressure
2. any solution that is injected (as into the skin)
3. the act of putting a liquid into the body by means of a syringe;