Karr column
[化] 往復板萃取塔
?? 詞語組成解析
n. (Karr)人名；(德、英、法)卡爾
column
['kɑl?m]
n. 縱隊，列;圓柱;專欄;
??? 情景例句
plus she gets an additional ten points
加上另外的十分，
These pills can be obtained by prescription only.
這些藥丸只有憑醫生處方才能買到。
As soon as I tap on the window, you must stop within five feet.
我一敲車窗，你必須把車停在5英尺之內。