注射

• Pinyin: zhù shè
• Hanzi breakdown: 注 = 氵(water) + 主 (master) — to pour; 射 = 身 (body) + 寸 (inch) — to shoot

Meaning

To inject; injection. The medical procedure of introducing a substance into the body using a syringe and needle.

Primarily used in medical contexts. Common collocations include 注射疫苗 (inject vaccine), 注射器 (syringe), and 静脉注射 (intravenous injection).

Examples

1. 医生给他注射了一针止痛药。 The doctor injected him with a painkiller.
2. 这种疫苗需要分三次注射。 This vaccine needs to be administered in three separate injections.
3. 她害怕打针，一看到注射器就紧张。 She's afraid of needles and gets nervous whenever she sees a syringe.

Usage Guide

Context: medical, healthcare

Tone: clinical

Do Say

• 护士正在给病人注射药物。(The nurse is injecting medicine into the patient.)
• 流感疫苗是通过注射接种的。(The flu vaccine is administered by injection.)

Don't Say

• 说'注射水到杯子里' (Don't use 注射 for pouring liquids casually — it's specifically for medical injections; use 倒 or 注入 instead)

Origin & History

注 (to pour, to infuse) + 射 (to shoot). Together they describe the action of shooting liquid into something.

Cultural Context

Generation: All ages

Social background: Universal