Microdispersoid
微粒分散胶体
🗣️ 情景例句
Thanks again.
再次谢谢 。
He might have been held up in a traffic jam.
他可能因交通阻塞而耽搁了。
The student did in an archway nearby where he could watch and hear everything that went on.
那个学生躲在附近一拱形的门廊里，在那儿可以看见、听到现场发生的一切。