Microstratification
微细分层现象
🗣️ 情景例句
Well, I don't think it's anything serious.
嗯，我想没有什么严重的。
Why did you come home so late last night?
昨晚你为什么那么晚才回家？
When was the house built?
这幢房子是什么时候建造的？