Understrata
n. 底层 (understratum的变形)
🗣️ 情景例句
and this wonderful weather.
和这种美好的天气吧。
With only a few facts, Holmes could hypothesize the explanation.
仅凭少许的事实，福尔摩斯就能推理该事件了。
I don't think so. Ah! It was Li Lei.
我想不是。啊，是李雷！