China was the first country in the world to synthesize crystalline insulin, a bioactive protein.中国在世界上最早用人工方法合成一种有生物活力的蛋白质--结晶胰岛素.There are many amino acids that the body cannot synthesize itself.有许多种氨基酸人体自身不能合成。Etioplas...
林口火力发电厂内的煤列空车,附有尾灯(牌),免守车.Empty coal freight vehicles in Lin - Kou Power Plant terminal indicators.守车和最后一节货车联接上.The caboose to the last freight car.脱钩的守车滚下了山坡.The uncoupled caboose rolled down the incline....
当生活很艰难，你想要放弃的时候，请记住，生活充满了起起落落，如果没有低谷，那站在高处也失去了意义。When life gets hard and you want to give up, remember that life is full of ups and downs, and without the downs, the ups would mean nothing.机会已经失去。他苦苦思索别的方案。The opportunit...
他们应该侧重于修整现有的绿化植被，比如草和灌木。They should concentrate on rejuvenating the existing vegetation, like grass and shrubs.树木环绕、精心修整的草坪carefully tended lawns set in a girdle of trees我们须把下沉的地方修整一下.We need to do something about the sa...