Length of covalent bond
[化] 共价键键长
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
a. 共有原子价的, 共价的
🗣️ 情景例句
I think you'll find I'm worth it.
我想你会发现我值得拿那些钱。
I read 10 lettres.
我读了十封信。
There was no electricity in my dorm last night.
昨晚我宿舍没电。