他决定为在澳大利亚西部人为导致荒芜的土地上重新造林做点事情。He decided to do something about reforesting man-made wastes of western Australia.科西嘉岛腹地地势高企，环境荒芜。The interior of Corsica is high and untamed.一片片土地荒芜，人口减少。Whole stretches of land were laid w...
We breakfasted on eggs and coffee.我们早餐吃的是鸡蛋和咖啡.They breakfasted early.他们早餐吃得早。She breakfasted the guests at her home.她招待客人在她家里吃早餐.All the ladies breakfasted in their rooms.所有女士都在她们的房间里吃早餐。...
Welding is one of the important technologies in impellers " artifactitious . "焊接是 叶轮 加工的重要工艺之一.The welding conditions should always be neutral or slightly oxidizing.焊接气氛必须永远保持中性或微氧化.The welding is so smooth that you can ...
He used his left hand as a shield against the reflecting sunlight.他用左手挡住反射过来的阳光。The gunman used the hostages as a human shield .持枪歹徒用人质作人体盾牌。The knight carried a shield with a cross painted thereupon.骑士拿着绘着十字的盾牌....
因为光路是可逆的, 所以也可以反过来安装.Since optical paths are reversible, the opposite arrangement is also true.在很弱的磁场中,这种改变是可逆的.In small fields the changes are reversible.弹射座椅操纵杆只能用一次, 它的使用将引起重要的变化,而且这个过程是不可逆的.Ejector seat levers can on...