Free neutron
[电] 自由中子
🧩 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 really mean it.
当然是真的。
How could you do this?
怎么可以这样？
It took me over half an hour to get rid of him.
我花了半个多小时才摆脱了他的纠缠。