bivalves

基本解释

The tasty bivalves are known for removing excess phytoplankton from water and sequestering nutrients in their shells and flesh.
这些美味的双壳贝类生物因清除水中过量的浮游植物为人所知，它们把营养变成肉和贝壳。
The tasty bivalves are known for removing excess phytoplankton from water and sequestering nutrients in their shells and flesh.
这些美味的双壳贝类生物以清除水中过量的浮游植物闻名于世，它们把营养变成肉和贝壳。
Out front, families are ankle-deep in bivalves, shovelling them into soybean sacks and stacking these in piles. The haul, says a woman with a grin, is on its way to the tables of Beijing.
在屋前，家庭成员们正在没膝的牡蛎堆里把牡蛎装到袋子里并堆放好，一位妇女笑着说，这些袋子里的东西要送到北京的餐桌上。

Those bivalves were now swimming in a heavenly sea of cream, bacon and calvados.
NPR: Mussels Made Easy
Human trumped the oyster and the bivalves suffocated in the newly dredged, silty base of the harbor.
FORBES: Oysters Are Back In New York City Waters

any marine or freshwater mollusc of the class Pelecypoda (formerly Bivalvia or Lamellibranchia), having a laterally compressed body, a shell consisting of two hinged valves, and gills for respiration. The group includes clams, cockles, oysters, and mussels (See also pelecypod, lamellibranch)
of, relating to, or belonging to the Pelecypoda (See also pelecypod, lamellibranch)

双壳类化石
The fOssil bivalves and the micro-mammalian fossil in association with DaliMan Skull were described for the first time.
对与“大荔人”头骨化石共存的双壳类化石和小哺乳类化石进行了首次研究。
双壳类

蚌
When using this technique, it would be better to put 1.25kg plant and 3-4ind bivalves in 1m~2 heavy polluted water, and bivalve raising depth of water should not be over 50cm.
采用该集成技术时，1m~2重污染河道水域中植物投放生物量为1.25kg、褶纹冠蚌放养数量3～4只，且褶纹冠蚌挂养水深不宜高于50cm。
麻痹性贝毒