Committed costs
[經] 約束成本
?? 詞語組成解析
committed
[k?'mitid]
adj. 忠誠的，堅定的;
v. 保證（做某事、遵守協議或遵從安排等）( commit的過去式和過去分詞 );把…托付給;把…記（或寫）下來;承諾;
n. 費用；訴訟費；損失（cost的復數）
??? 情景例句
autograph copies for the guests at the opening?
在展覽開幕時為客人在書上親筆簽名呢
Experience keeps a dear school,but fools learn in no other.
經驗學校學費高，愚人旁處學不到。
No, Mrs Brown. Your son's trouble is very common these days. It happens all the time. It comes and goes very quickly. He'll get well soon.
是的，布朗太太。你兒子的毛病現在是極常見的，經常有的。它來得快，去得也快。他不久就會好的。