Ethoxal
乙(酯)草酸
🗣️ 情景例句
Very good.
很好。
How much do you know about the works of Henry Wadsworth Longfellow?
你对亨利·朗费罗的工作知道多少？
Oh well, let's ask Wei Hua instead!
噢，好吧，让我们去请韦华吧！