pincer
n
1 [C] either of the pair of curved claws of certain types of shellfish, eg lobsters,crabs, etc (甲壳动物的)螯(如龙虾、 蟹等的).
2 pincers[pl]
tool made of two crossed pieces of metal and used for pulling nails, etc out of wood 钳子
a pair of pincers 一把钳子. =>illus 见插图.