biceps brachii
参考答案:肱二头肌
已知M=4x2-12xy+10y2+4y+9,那么当x=______,y=______时,M的值最小,M的最小值为______.
— Attention, please. The plane has to be ______ because of the heavy rain.
— Oh, bad luck! We have to wait now. [ ]
A. put on
B. put off
C. put up
D. put away