接种部位的英语怎么说

"Injection site" 是接种部位的英文表达。
"Injection" 是指用注射器或针头将液体注入身体的过程。"Site" 指的是注射的位置。因此，"injection site" 就是指注射的部位。
例句：
The nurse marked the injection site with a pen before giving the injection. (护士在注射前用笔在注射部位做标记。)
It's important to rotate the injection sites to prevent discomfort and irritation. (轮换注射部位很重要，以防止不适和刺激。)
The patient reported some swelling and redness at the injection site. (病人报告注射部位出现了肿胀和红肿。)