subsidiaryn.子公司;附属机构adj.辅助的;补贴的;附属的
subsetn.【C】子集
subsidern.沉降槽(沉淀地)
subsidencen.沉淀;下沉;陷没
subsidencyn.下沉(平息)
subside pool塌陷塘
subsided land塌陷土地
subsided area塌陷区
subsider juice澄清汁
subsidence age塌陷年龄
Subsidence law沉陷规律
subsidence vat沉降瓮