undercut

a cut made underneath to remove material

从下面切下的用来除去材料的切口

(sports) a stroke that puts rrse spin on the ball

（运动）使球反向旋转的击球

cuts do not bother a good tennis player

一个好的网球运动员不必为割伤而烦恼

cut

a notch cut in the trunk of tree in order to determine the direction of its fall

树干上的一个缺口，用来确定它的下落方向

the tender meat of the loin muscle on each side of the vertebral column

脊柱两侧腰部肌肉的嫩肉

tenderloin

the material removed by a cut made underneath

通过下面的切口除去的材料

cut obliquely into (a tree) below the main cut and on the side toward which the tree will fall

斜切成（一棵树）在主切口的下面和树将要倒下的一侧

strike (the ball) in golf, tennis, or hockey obliquely downward so as to give a backspin or elevation to the shot

在高尔夫球、网球或曲棍球运动中斜向下击（球），以便给球一个后旋或仰角

cut away the underpart of

剪掉

undercut a vein of ore

切断矿脉

cut away material from the underside of (an object) so as to leave an overhanging portion in relief

从（物体）底面切下材料，使突出部分浮雕

sell cheaper than one’s competition

卖得比竞争对手便宜

undersell