Sigmoidal
反曲
🗣️ 情景例句
What?
什么？
The weather has been hot so far this summer.
到目前为止，今夏天气一直很炎热。
As if this were not enough to reduce you to tears, your husband arrives, unexpectedly bringing three guests to dinner.
好像这一切还不足以使你急得掉泪，你的丈夫接着回来了，事先没打招呼就带来3个客人吃饭。