词汇	high-speed on-off valve
释义	high-speed on-off valve 高速开关阀
随便看	What better place to dream than in Paris What better place to dream than in Paris? What beverage do you want What beverage do you want? what beverages do you have what beverages do you have? What beverages do you want What beverages do you want? What beverage would you like What beverage would you like? What be wrong What be wrong? what be wrong with What be wrong with you what be your name what be your name? What bird can lift the heaviest weigh What bird can lift the heaviest weigh? What bird lifts heavy things What bird lifts heavy things? what bittern is this What bittern is this? what biz you in what biz you in? what black skin gives him