Fisetic acid
[化] 非瑟酸; 非瑟酮酮
🧩 词语组成解析
🗣️ 情景例句
How come she hates birds?
她为何讨厌鸟？
My watch is fast and your watch is slow.
我的表快，而你的表慢。
Yes, it is. You need to wear warmer clothes.
是啊，你应该穿得更暖和些。