Underpinner
n. 支承用的支撑,支柱
🗣️ 情景例句
Is there much prospect of reaching a compromise?
达成妥协的前景如何？
I'm so sorry.
十分抱歉！
Hi! You guys keep talking so loudly that I have to speak at the top my voice!
哎！你们一直这样大声讲话，我都不得不扯着嗓子说话了。