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。
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?? 更多 F 開頭的單詞

factorial 'f?kt?:ri?l
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