Alkyls
(alkyl 的复数) n. 烷基, 烃基\\na. 烷基的, 烃基的
🗣️ 情景例句
It's hard to do anything but listen in this family.
在这个家庭 除了听别人之外还能怎样。
Nothing so necessary for travellers as languages.
旅行者最需要的是几种语言。
It is much cheaper to post or email a long report than to fax it.
邮寄或电子邮递一封长篇报告比传真要便宜得多。