GbEng
这些盘子是用一种塑料制造的. A kind of plastic stuff is used to make the plates.
有很多日常生活用品是塑料制的. Many items in daily use are made out of plastic.
这辆新汽车的车身没用多少金属材料, 大部分是塑料的. There isn't much metal in the bodywork of this new car; it's mainly plastic.
运动员护身一种运动员用的护身弹性织物，有用保护性的坚硬塑料或金属制成的加强层 An athletic supporter having a protective reinforcement of rigid plastic or metal.
他用塑料铲把盆里的混合料刮了出来. He scraped the mixture out of the bowl with a plastic spatula.
车身机动车的金属和塑料的外部结构 The metal or plastic external structure of a motor vehicle.
正是在一定温度下塑料所具有的塑性使它比其他许多材料更优越。 It is their plasticity at certain temperatures that gives plastics their main advantage over many other materials.
拉链由平行的金属、塑料或尼龙的齿状物制成的，在开口临近边缘上被滑动的拉环锁住的紧扣物 A fastening device consisting of parallel rows of metal, plastic, or nylon teeth on adjacent edges of an opening that are interlocked by a sliding tab.