基本解释进料拨杆英汉例句双语例句Crawl: a stroke made in the prone position characterized by alternate over arm movements and a continuous up-and-down kick; originally known as the australian crawl.即采用俯卧姿势，以双臂连续轮流划水、双腿上下连续打水为特点，最初通称为澳大利亚爬泳。kick-in arm更多例句