Pentadiene carboxylic acid
[化] 山梨酸
🧩 词语组成解析
戊二烯
[机] 羧基的
🗣️ 情景例句
or Mom is at a committee meeting.
就是妈妈参加小组会议。
I ought to keep cool.
我应该保持冷静。
We'll leave some evenings free,that is,if it is all right with you.
如果你们愿意的话，我们想留几个晚上供你们自由支配。