n.蟹；阴虱；爱争吵的人；[植]山楂子
v.捕蟹；使横行；批评；抱怨
All the shops on the seafront had crab for sale. 海滨地区的全部商店都出售蟹。
A crab was left stranded on the beach when the tide ebbed. 退潮时，一只蟹被困留在沙滩上。
My neighbor is such an old crab. 我的邻居可真是个爱争吵的人。
