Free atom
[化] 单体原子; 自由原子
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
I was late because I had a flat tire.
我来晚了，因为我的车坏了。
To pay a person in his own way.
以其人之道还治其人之身。
Last year, however, it came into use.
然而去年机场开始使用了。