來源:
extr 在外面 + ly 構成副詞 -> 在外面極其出眾 -> extremely 極端This species is extremely rare.
這一物種極為罕見。
I found her extremely irritating.
我覺得她極其令人惱火。
I think this is extremely unwise.
我認為這是極端不明智的。
My mobile phone is extremely useful.
我的手機極為有用。
The economy remains extremely fragile.
經濟仍然極其脆弱。
來源是詞根extreme+字尾ly，中文意思是adv. 極度，非常
Study accordingly and develop green building materials already extremely urgent.因此研究和開發綠色建材已迫在眉睫。
The building energy-conserving problems in our country is extremely urgent.
我國建築節能問題迫在眉睫。
