Mesityloxy
[化] ┯氧基; 2,4,6-三甲苯氧基
🗣️ 情景例句
And how do you feel about taking the job in Los Angeles?
你对于到Los Angeles接受这份工作有何感想？
A bird may be known by its song.
什么鸟唱什么歌。
Hardly anyone can positively enjoy sitting in a train for more than a few hours.
很少有人能够真正喜欢坐几个小时以上的火车。