贝壳屑英释中释
raft and cultch culture of oysters and mussels..牡蛎和贻贝筏式养殖和碎壳床养殖
A male hermit crab had found a very big cultch, was then clean the shell cleaning up, has made own house..一只公寄居蟹找到了一只很大的空贝壳，便把贝壳清理干净，做成了自己的房子。
