These crustaceans provide a valuable food source for some fish.这些甲壳纲动物是某些鱼类重要的食物来源.When the tide ebbs it's a rock pool inhabited by crustaceans.退潮时，它便成为甲壳动物居住的岩石区潮水潭。Sir. J . Lubbock has recently remarked , that sev...
small freshwater crustaceans with a shield-shaped carapace长有盾牌状甲壳的小型淡水甲壳动物Sir. J . Lubbock has recently remarked , that several minute crustaceans offer excellent illustration of this law.卢布克爵士最近指出, 小型甲壳类中有几种较好的例子,可作为这一法...
It would be uneconomical to send a brand new tape.寄一盘新磁带过去不合算。Even the successful flying boats proved, in the end, uneconomical.即使是成功的水上飞机最终也未能盈利。The methods employed are old-fashioned and uneconomical.采用的方法很老套，没什么效益。...
Squid beaks are often found in the stomachs of sperm whales.经常能在抹香鲸的胃里发现鱿鱼的嘴.The seals feed mainly on fish and squid.海豹主要以鱼和乌贼为食.Main materials: Shrimps, Squid, Onion, Carrot, Bean milk skin, marinas.原料: 虾仁 、 鱿鱼 、 洋葱 、 胡...