Prawn aquaculture is the industry of important economy pillar of Asia area.对虾养殖业是东南亚地区的重要经济支柱产业.Development of aquaculture offers another means of supplying man with fish protein.水产养殖业的发展为人类获取鱼蛋白提供了另一种手段.The aquaculture ...
When someone has hayfever, the eyes and nose will stream and itch.花粉热临床表现为流泪、流涕，眼睛、鼻子发痒。Scratch my back—I've got an itch.帮我挠挠背——有点痒。I itch all over.我浑身痒。...