grind/ graɪnd /

1.vt.[+coffee] [ pepper] 
(crush) 磨碎

2.vt.
(squash) 碾

3.vt.[US] [+meat] 
绞碎

4.vt.[+knife] [ blade] 
(sharpen) 磨快

5.vi.[vehicle] [ gears+] 
轰鸣着缓慢行进

6.noun
the grind (work) 苦差

to grind one's teeth
咬牙切齿
to grind to a halt
 [vehicle+] 嘎嘎作响地慢慢停下
7.noun [talks] [ production+] 
逐渐停滞