injection

US /ɪnˈdʒek.ʃən/
UK /ɪnˈdʒek.ʃən/
"injection" picture
1.

注射, 打针

an act of injecting a drug or other substance into the body

:
The nurse gave him an injection to relieve the pain.
护士给他打了一针注射以缓解疼痛。
He has a fear of needles and hates getting injections.
他害怕针头,讨厌打
2.

注入, 投入

the action of introducing something into a system or process

:
The government announced a massive capital injection into the economy.
政府宣布向经济进行大规模资本注入
The new software requires an injection of fresh data.
新软件需要注入新的数据。