滑滑板时带护肘和护膝是必要的.Elbow pads and knee pads are essential on a skateboard.所有参赛者比赛时都必须佩带安全头盔及护膝、肘等可能必要的安全护具.It is mandatory that riders wear and approved safety helmet during racing.我要一副护腕和两副护膝.I want a pair of wrist protecto...
We are dicing for drinks.我们在掷骰子赌喝酒.A lady doesn't crawl around on the decks dicing with the crew.高贵女士可不会和船员们在船的甲板上来回爬.A pre - dicing method for calculating the distribution of pollutant concentration is proposed.污染物...
He has written a batch of very samey tunes.他写了一组非常单调枯燥的曲子。She made a batch of her special oatmeal cookies.她烤制了一炉拿手的燕麦甜饼.The cost is not sensitive to the batch size.价格不因整批尺寸的变化而发生波动....