Polymer microsphere
[化] 高分子微球
🧩 词语组成解析
[化] 微球体\\n[医] 中心体
🗣️ 情景例句
No, you needn't do that.
不行呀，你不必这样。
I want a package deal including airfare and hotel.
我需要一个成套服务，包括机票和住宿
Imagine a railway station, a bus company or a cinema, which many people need to ring to find out the times of trains, buses or films.
想一想，有许多人需要打电话到火车站、汽车公司或电影院，以便弄清火车、汽车的起始时间或电影放映的时间吧。