Microvoid
微空洞, 微孔
🔁 扩展释义
【化】 微孔
🗣️ 情景例句
when the dog scratched on the front door.
当那狗在抓前门时。
He is a good friend that speaks well of us behind our backs.
背后说人好话的够朋友。
I'm not sure we have that much on hand.
我没把握现在的量有没有那么多。