Immunisation
n. 免疫(immunization)
🗣️ 情景例句
He tried to smile.
他设法要微笑。
At your request, we are offering you the following items. This offer will remain open within 3 days.
应你方要求，我方就如下产品报价，此报价3日内有效。
Some children are coming out of the building.
一些孩子正从楼里出来。