测试表明贝类中的毒素级别上升了。
他收集贝类以及其他海洋珍品。
想想鱼类和贝类所生活的环境。
他们以潜水、鱼叉捕鱼或收获贝类为生。
They made a living as divers, spearfishing or harvesting shellfish.
它们生活在海边，以小贝类海鲜、昆虫和植物为食。
The plover lives by the ocean and feeds on small shellfish, insects and plants.
该植物可作为稳定剂和沉积物捕集器，并可以作为培育河口鱼类和贝类的地方。
The plant functions as a stabilizer and a sediment trap and as a nursery area for estuarine fish and shellfish.
看着自己面前的一只茶杯，或是之类的瓷器，没有人会由它联想到贝类动物和猪。
Looking at a piece of porcelain like a teacup, no one associates it with the shellfish or pigs .
看着自己面前的一只茶杯，或是之类的瓷器，没有人会由它联想到贝类动物和猪。
Looking at a piece of porcelain like a teacup, no one associates it with the shellfish or pigs .
海岸假说提出了一种以捕猎海洋哺乳动物、捕捞咸水鱼类、采集贝类和使用船只为基础的经济模式。
The coastal hypothesis suggests an economy based on marine mammal hunting, saltwater fishing, shellfish gathering, and the use of watercraft.
这些河流汇入白令海和阿拉斯加湾这片寒冷而又营养丰富的水域，在这片水域里生活着数千万只海鸟、400多种鱼类、贝类、甲壳类和软体动物。
The rivers feed into the Bering Sea and Gulf of Alaska — cold, nutrient-rich waters which support tens of millions of seabirds, and over 400 species of fish, shellfish, crustaceans, and mollusks.
世界各地的人们都会吃来自海洋和河流的各种鱼类和贝类。
People around the world eat all kinds of fish and shellfish from oceans and rivers.
人们常去的岛屿上有许多食物，如乌龟、海产动物、贝类和鱼类。
The islands frequented were plentiful with foods, such as turtle, seafowl, shellfish, and fish.
它们为鱼类和贝类提供产卵场所和营养物。
They provide spawning grounds and nutrients for fish and shellfish.
贝类通常附着于岩石上。
贝类因有滤食习惯，也含有高水平的毒素，。
Shellfish also contain high levels of toxins because of their filter-feeding habits.
避免生鱼片，尤其是贝类水生物如牡蛎和蛤蚌。
Avoid raw fish, especially shellfish like oysters and clams.
但恰恰相反，他们会准备好海鲜和贝类的盛宴。
但是最有名的美食还是贝类。
这种小贝类是须鲸、鲑鱼、鲱鱼和各种海鸟的食物。
The little shellfish is eaten by baleen whales, salmon, herring and various seabirds.
也许他说的是那些，叫人们不要吃猪肉和贝类的人。
Maybe he's talking about people who are teaching people not to eat pork, not to eat shellfish.
确保贝类食物已经蒸煮过或处理过，可以安全食用。
珊瑚、浮游生物和贝类动物很可能被酸性海水溶解。
没有比贝类食物跟美味的了，当然浇上香槟的牛排也不错。
There's no classier food than shellfish, except maybe steak soaked in champagne.
鱼贝类。
但许多把昆虫当零食吃的非洲人和亚洲人却认为贝类不能吃。
But many Africans and Asians who snack on insects consider shellfish inedible.
一旦贝类遭到损害，便会减缓以贝类为食的海獭种群的恢复。
The damage to the shellfish, in turn, slowed the recovery of otters, which feed on the mollusks.
寿司是由贝类、熟鱼或生鱼、蔬菜以及调过味的米饭混合而成的佳肴。
Sushi is made with a combination of shellfish, cooked or raw fish, vegetables, and seasoned rice.
很明显，英国皇室成员的餐桌上绝不会有贝类食物，因为担心食物中毒。
British Royals are apparently never served shellfish because of the fear of food poisoning.
为确定病人不会对碘产生过敏反应，我们会询问他们是否能吃贝类食物。
To make sure a patient is not allergic to iodine, we ask whether they can eat shellfish.
为确定病人不会对碘产生过敏反应，我们会询问他们是否能吃贝类食物。
To make sure a patient is not allergic to iodine, we ask whether they can eat shellfish.
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