Maybe, if studies on a chemical compound pan out.有可能, 如果某种化学合成物能研究成功的话.A vitamin is a chemical compound that cannot be synthesized by the human body.维生素是一种人体无法合成的化合物。The iron in the chemical compound must be purged.化学混合物...
This is a fractionating tower.这是一座分馏塔.As the solution to be purified is heated, its vapors rise to the fractionating column.当要被提纯的液体受热时, 它的蒸汽上升到分馏柱.The utility model relates to a continuous thin film evaporation device p...
把操纵杆向你身体一侧拉动以调节速度。Pull the lever towards you to adjust the speed.他两眼直瞪着前方,拉足了操纵杆.He kept his eyes straight on before and opened the lever wide.隐藏弹射座椅的操纵杆.Hide the ejector seat levers....