Oyster fork, if shellfish is to be served, beyond the spoons.This is the only fork ever placed on the right.
牡蛎叉，如果要上有壳的水生动物，摆在匙子外面。这是惟一搁在右边的叉子。
study reproductionin shellfish
研究水生有壳动物的繁殖方法.
small freshwater crustaceans with a shield-shaped carapace
长有盾牌状甲壳的小型淡水甲壳动物
meat of edible aquatic invertebrate with a shell (especially a mollusk or crustacean).
可食用的带壳水生无脊椎动物的肉（尤其是软体动物或甲壳类动物）。
An old shellfish or turtle with a growth of algae on its back.
绿毛龟一种背上有绿色水藻的老的水生贝壳类动物或海龟
Any of various minute, chiefly freshwater crustaceans of the subclass Ostracoda, having a bivalve carapace.
介形亚纲动物属介形亚纲的任一种体小的、主要生活于淡水中的甲壳纲动物，长有一对硬壳
The lobster is a shellfish.
龙虾是水生贝壳动物。
Shellfish are good to eat.
水生贝壳类动物很好吃。
marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to submerged surfaces.
海生甲壳动物，有羽毛状捕食的附肢；幼体独立游水；成体形成硬壳附着生活于水下。
small freshwater crustaceans with a shield-shaped carapace.
小型淡水甲壳动物，长有盾牌状甲壳。
any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton.
主要为水生的节肢动物，通常身体分节并有壳质的外骨骼。
A steamed rice dish often with meat, shellfish, or vegetables in a seasoned broth.
肉饭常在调味汤里加有肉、壳水生动物或蔬菜煮的蒸米饭
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。
marine gastropod mollusk having a very small thin shell.
海生腹足软体动物，有一层非常薄的壳。
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。
a semiterrestrial crustacean.
半陆生的甲壳纲的动物
large edible marine crustacean having a spiny carapace but lacking the large pincers of true lobsters.
大型可食用海生甲壳动物，壳上有刺但没有纯种龙虾的大钳子。
shelled animals like clams.
象蛤一样的有壳动物。