Microbubble
n. 微（气）泡
🗣️ 情景例句
As a matter of fact,
事实上，
I asked you if you wanted some help.
我是问你是否需要帮忙。
The workmen struggled fiercely and one of them lost his temper.
两个工人奋力抗争，其中一个发了火，