n.注射，大量资金的投入，(液体)注入，喷入

原形：injection复数：injections

He gave me an injection to help me sleep
他给我打了一针帮助我入睡。
Eric was executed by lethal injection earlier today.
埃里克于今天早些时候被注射处死。
The injection allayed her pain.
打针后,她的痛苦减轻了。
The doctor administered a vaccine injection to the patient.
医生给病人注射了疫苗。
She received an insulin injection to regulate her blood sugar levels.
她接受了胰岛素注射以调节血糖水平。
The nurse expertly gave the infant a painless injection.
护士熟练地给婴儿做了无痛注射。
He had to endure a series of antibiotic injections for his infection.
他不得不接受一系列抗生素注射来治疗感染。
The patient was allergic to the anaesthetic in the injection.
病人对注射中的麻醉药过敏。
The athlete used a cortisone injection to relieve inflammation in his knee.
运动员使用了皮质类固醇注射来缓解膝关节的炎症。
Intravenous injection is a common method of administering medication.
静脉注射是常见的给药方式。
The doctor warned against self-injecting medication without medical supervision.
医生警告说在没有医疗监督的情况下自行注射药物是危险的。
The farmer gave the livestock a preventive injection against diseases.
农民给牲畜注射了防病疫苗。
The experiment involved injecting a solution into the test subject's bloodstream.
实验涉及将溶液注入实验对象的血液中。