Tetrahydroxyflavanol
四羟基黄酮醇
🗣️ 情景例句
How long do you intend to stay there?
你打算在那停留多久？
But it looks like that's out of the question.
看现在看来不可能了。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。