1.
The Effect of Environmental Stress on the Immune Activity of Several Marine Bivalve and Crustaceans
环境污染对几种海洋双壳类和甲壳类免疫活性的影响
2.
edible marine bivalve having a fluted fan-shaped shell that swim by expelling water from the shell in a series of snapping motions.
可食用的海洋双壳类动物，壳呈扇形且有凹巢，通过一连串的张合动作将水逐出壳外而游动。
3.
MYXOZOAN PARASITES OF LEPTOTHECA THELOHAN,1895(MYXOSPOREA,BIVALVULIDA) FROM MARINE FISHES OF QINGDAO COASTAL WATERS OFF THE YELLOW SEA IN CHINA,WITH THE DESCRIPTION OF A NEW SPECIES
青岛近岸海洋鱼类4种寄生薄壳虫属粘孢子虫,包括1新种的研究(粘体门,双壳目)
4.
type genus of the family Mytilidae: smooth-shelled marine mussels.
贻贝科的模式属；一种外壳光滑的海洋贝类。
5.
The crust can be divided into two types, oceanic and continental.
地壳可以被分成两类：海洋性的和大陆性的。
6.
silvery gray Antarctic seal subsisting on crustaceans.
靠甲壳类动物维持生活的银灰色大西洋海豹。
7.
These sands are littered with shells that seem identical to those of present-day marine organisms.
这些沙里混杂着与今天海洋生物的贝壳类似的贝壳。
8.
In the sea, filter-feeding animals like fan worms and shellfish can suck bacteria out of the water.
在海洋里，扇形蠕虫和贝壳类等滤食动物，能够从海水以外吸取细菌。
9.
Study on Edible Lamellibranch in Changle Inshore and Their Sustainable Utilization
长乐沿海食用双壳贝类及其可持续利用的研究
10.
marine bivalve that bores into rock or clay or wood by means of saw-like shells.
用它锯一样的壳在岩石、泥土或木头中钻洞的海生双壳类动物。
11.
marine bivalve mollusk having a heavy toothed shell with a deep boat-like inner surface.
海生双科类软体动物，壳重而带齿，壳内表面深且象船。
12.
tropical marine bivalve found chiefly off eastern Asia and Pacific coast of North and Central America; a major source of pearls.
主要产于亚洲东部远海和美洲北部及中部太平洋沿岸的热带海洋双壳动物；珍珠的主要来源。
13.
Temporal and Spatial Changes of Secondary Patterns of Jurassic Bivalve Palaeobiogeography in the Proto Atlantic
古大西洋侏罗纪双壳类动物地理区系二级模式的时空分布规律
14.
Atlantic coast round clams with hard shells; large clams usually used for chowders or other clam dishes.
大西洋海岸产的硬壳圆蛤类；大蛤通常作杂烩用，其他蛤做菜。
15.
cephalopod mollusk of warm seas whose females have delicate papery spiral shells.
温暖海洋中的头足类软体动物，雌性有精致的象纸一样的螺旋状壳。
16.
On Polypacophora,LameIIibranchia and Gastropoda on Seashore in Beihai City, Guangxi Province, China;
广西北海市海滨多板纲、双壳纲和腹足纲种类的初步研究
17.
marine bivalve common in Philippine coastal waters characterized by a large thin flat translucent shell.
产于菲律宾沿海水域中普通的海生双壳类动物，有半透明的大而薄的壳。
18.
shellfish with a hinged double shell,eg a mussel or clam
双壳贝类（如贻贝或蛤）