1. 形容詞
   自由的, 隨意的
   免費的
   不受控制的, 不受約束的
   暢通的, 流暢的
   空閒的, 大手大腳的
   鬆開的
   free of ...(有害之物、不快之事、負擔等) :
   沒有...的
   無...的
   不含...的
   

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   同義字詞
   autonomous,freestanding,independent,self-governed,self-governing,self-ruling,separate,sovereign,sovran
   disencumbered,quit,shut (of),unburdened
   footloose,loose,unbound,unconfined,unrestrained
   complimentary,costless,gratis,gratuitous
   clear,cleared,open,unclogged,unclosed,unobstructed,unstopped
   bighearted,bounteous,bountiful,charitable,freehanded,freehearted,fulsome,generous,liberal,munificent,open,openhanded,unselfish,unsparing,unstinting
   dead,dormant,fallow,idle,inactive,inert,inoperative,latent,off,unused,vacant
   bold,familiar,forward,immodest,overfamiliar,presuming,presumptuous
   detached,disconnected,discrete,freestanding,separate,single,unattached,unconnected
   

2. 副詞
   自由地, 無約束地
   免費地
   脫開著
   for free:
   免費地
   免付費地
   無償地
   not for free:
   不是免費地
   不是免付費地
   

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3. 動詞
   及物動詞:
   解放...(人)
   使...(人)自由
   使...(人)解脫
   放生...(動物等)
   (人)free up:
   有空
   (行程、空間、占用物等)空出來
   (行程、空間、占用物等)騰出
   free ...(人等) up/
   free up ...(人等)/
   free ...(人等):
   

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   同義字詞
   discharge,disenthrall,disenthral,emancipate,enfranchise,enlarge,liberate,loose,loosen,manumit,release,spring,unbind,uncage,unchain,unfetter
   clear,open,unclog,unplug,unstop
   clear,open,unblock
   clear,disburden,disencumber,divest,relieve,rid,unburden
   clear,disembarrass,disengage,disentangle,extricate,liberate,release,untangle
   

4. 動詞片語連結
   set ...(人) free:
   釋放...
   解放...
   使...獲得自由
   使...擺脫束縛
   豁免...的義務
   赦免...的義務
   免除...的義務
   set ...(動物等) free:
   放生...
   

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5. 名詞
   限定單數可數名詞:
   a free-for-all:
   混戰
   群體爭吵
   可自由參加的競賽
   在場者都參加的爭吵
   

例句

1. Nothing is " free ".
2. Schools must be free to teach.
3. And remember this – it's free !
4. Q: How do I order my free report?
5. I seem to be free of mundane anxieties.
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