Control butter
[醫(yī)] 對(duì)照試驗(yàn)
?? 詞語(yǔ)組成解析
control
[k?n'trol]
vt. 控制;管理;限制;支配;
n. 支配權(quán);操縱者;（對(duì)國(guó)家、地區(qū)、機(jī)構(gòu)等的）管理權(quán);（鍵盤(pán)上的）控制鍵;
butter
['b?t?]
n. 黃油;黃油狀的食品;奉承話;焊膏;
vt. 抹黃油于…上;用黃油煎食物;討好;
??? 情景例句
Breathing this air is killing me.
呼吸這樣的空氣真是致命。
Fine.
好。
While he was eating, I asked him to lend me twenty pounds.
當(dāng)他吃飯時(shí)，我提出向他借20英鎊。