Immunizations
(immunization 的复数) n. 免疫\\n[医] 免疫法
🗣️ 情景例句
Sir, this offer will expire this week.
先生，这次特价这个礼拜就结束了。
Swimming promotes health.
游泳有益健康。
It's odd that they didn't reply our letter.
他们没有给我们回信，这真奇怪。