Vaccenic acid
[化] 11-十八碳烯酸\\n[医] 异油酸, 十八碳二烯-7,8-酸
🧩 词语组成解析
🗣️ 情景例句
What's your title?
你的头衔是什么？
A new bicycle is out of the question - we can't afford it.
买新自行车的事谈不上 —— 我们买不起。
A flight attendant would take charge of me and I never had an unpleasant experience.
我总是由一位空中乘务员照管，从未遇到过不愉快的经历。