Spiroheterocyclic compound
[化] 螺杂环化合物
🧩 词语组成解析
🗣️ 情景例句
So long.
再见。
Could all of you take your seats? We need to continue our meeting.
请你们各位就坐好吗？我们要继续开会了。
The place consisted of a straggling unmade road which was lined on either side by small houses.
这儿有一条未经修筑的弯弯曲曲的道路，路两边排列着一些矮小的农舍。