Facemasks
(facemask 的复数) [医]面罩, 面具
🗣️ 情景例句
Please cash this check.
请兑现这张支票。
Usually,I have a big breakfast.
通常,我吃一顿丰盛的早餐。
Between 1850 and 1910 the bison population is thought to have fallen from 60 million to just a few hundred.
人们认为，在1850年到1910年之间，野牛的头数从6，000万头降到只有几百头了。