Three-electron bond
[机] 三电子键
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
Just fill out this form for me.
请把这份表填好。
I know the boy whose father is a captain.
我知道那个男孩的父亲是船长。
It seems that there is a big waste pipe coming down from the town. Do you see it, over there?
好象有一条很粗的废水管从镇上通到海里。您看见了吗？在那边？