Malicacid
[化]苹果酸, 羟基丁二酸
🗣️ 情景例句
He's still not used to life in the city.
他仍然没有适应城市生活。
Sorry, but could you kindly repeat what you just said?
抱歉，你可以重复刚刚所说的吗？
Which one is cheap? Which one is dear?
哪一支便宜？哪一支贵？