The os- in the oyster word root is the same os- as in osteoporosis.
该单词词根中os-的前缀与单词osteoporosis中的os-前缀是同一个东西，有相同意思。
2
Black ginger oyster is to center Thailand precious black ginger of Thailand of plant of rare rare protection, wild the root of kudzu vine, ginseng, abelmosk, ostracean, ginseng.