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...
他们用各种废料制造堆肥。They make compost out of all kinds of waste.奥尔特曼制造的一些紧张氛围开始缓解。Some of the tension Altman builds up starts to sag.因为制造方面的延误，我们没能赶上最后期限。We were not able to meet the deadline because of manufacturing delays....