一针打下去，他的腿就痉挛了。

The injection sent his leg into spasm.

《牛津词典》

卡尔弗医生紧张地嘀咕了一句“要打了啊”，接着就给那小女孩打了一针。

Dr. Culver nervously muttered "Here goes," and gave the little girl an injection.

《柯林斯英汉双解大词典》

大夫观察了一会儿，请护士给女孩做个心电图，然后很快就给他的新病号打了一针镇静剂。

The doctor, having observed this for a while, asked the nurse to administer a cardiogram, and then quickly gave his new patient a shot of a tranquillizer.

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