Concentration constant

[化] 濃度常數; 濃度商

?? 詞語組成解析

concentration ['kɑnsn'tre??n]
n. 集中;專心;關注;濃度;
con共同+centr中心+ation后綴→集中；濃縮
constant ['kɑnst?nt]
adj. 不斷的，持續的;永恒的，始終如一的;堅定;忠實的; n. [數]常數，常量;不變的事物;永恒值;
con始終+stant站立→始終站著→不變的

??? 情景例句

His father has to sell the farm to pay back the bank.
他的父親不得不把家聲賣掉以還債給銀行。
Would you like to go for a sight-seeing ride?
你想要去搭車觀光嗎？
I was not surprised to find that the machine still refused to work after I had reassembled it,
等我裝完后，那臺割草機仍然一動不動，對此我倒并不感到吃驚。
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