Tetrahydroxyflavanol
四羟基黄酮醇
🗣️ 情景例句
I know you 're a CPA.
我知道你是一位会计师。
A bald head is soon shaven.
光脑袋，剃得快。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。