Simetride
[化] 西美曲特; 双酰哌嗪
🗣️ 情景例句
May I ask for a wake-up call tomorrow morning?
明早我可以要求晨叫服务吗？
The poor man wants much, the miser everything.
贫穷人要求多，守财奴样样要。
One can tell the difference almost at a glance, for a spider always has eight legs and insect never more than six.
人们几乎一眼就能看出二者的差异，因为蜘蛛都是8条腿，而昆虫的腿从不超过6条。