Free electron
[化] 自由電子\\n[醫] 自由電子
?? 詞語組成解析
free
[fri]
adj. 自由的;免費的;免稅的;空閑的;
adv. 免費地;自由地，無拘束地;一帆風順地;
vt. 免除;釋放;使自由;解救;
electron
[i'lektr?n]
n. 電子;
??? 情景例句
I've been dying to see you.
我一直好想見你。
Where there's reek there's heat.
無風不起浪。
The driver gave him a few biscuits and a cup of coffee and left him just outside the city.
司機給了他幾塊餅干和一杯咖啡，就把他丟在了城外。