Flavanol
黄烷醇
🗣️ 情景例句
there's no way we can complete this project.
我们无法完成这项计划。
Once an opportunity slips away, it is gone for good.
机会一旦错过，永远不会再来。
Oh, cheer up!perhaps we didn't to do badly.
啊，别灰心！或许我们考得还不太糟。