Hydroxy-butanedioic acid
[化] 羟基丁二酸; 苹果酸
🧩 词语组成解析
[化] 氢氧基
🗣️ 情景例句
What does NATO stand for?
NATO代表什么？
If it weren't for the climate, I'd like it very much here.
要不是因为气候的话，我会很喜欢这儿的。
Sometimes a tame elephant is tethered nearby to give the wild one confidence,
有时，把一头已驯服的象拴在旁边能给野象以信心。