沿着15号州际公路一直向北，一过巴斯托就从出口驶出。Go north on I-15 to the exit just past Barstow.一驶出内防波堤，我们就扬起了所有的船帆。Once outside the inner breakwater, we began to unfurl all the sails.他驶出车流，以超过一辆卡车。He pulled out to overtake a truck....
缺镁会导致肌肉痉挛。A lack of magnesium causes muscles to go into spasm.镁是植物生长的营养要素.Magnesium is the nutrient element in plant growth.这水含有大量的镁.The water contains high amounts of magnesium....
这是一台机械推动的车辆.This is a mechanically propelled vehicle.这机器是由电推动的.This machine goes by electricity.一种以火箭推动的装置将其在大气中飞行时热度增加的资料以远距离记录仪传送回来.A rocketpowered device telemeters heating data obtained on flights through the atmosph...