Microdiffusion
[化] 微量扩散
🗣️ 情景例句
Five five five...one seven two oh. Hello? 555-1720
喂 喂?
Did you watch the new office building being built?
你看过在建设中的新的办公楼吗？
Oh, do you have to?
噢，你们一定得走吗？