Bound electron
[化] 束缚电子
🧩 词语组成解析
bound
[baʊnd]
vi. 跳，弹跳;限制;接壤;
vt. 给…划界，限制;使弹回，使跳跃;束缚;
n. 界限，限制;跃起;（球等的）反跳;
adj. 用带子绑住的;有义务的;装订的，有封面的;[化，物]结合的;
bound(to bind)→装订好的；必定；决心的；被束缚的
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
What's your plan for the May Day holiday?
你计划好怎样过五一假期没有？
People usually stay out very late on New Year's Eve.
新年夜，人们通常都出去到很晚。
A few minutes later, I was able to hurry away with precious chalk marks on my baggage.
几分钟后，我终于被放行，手提划着宝贵的粉笔记号的行李，匆匆离去。