metal 核心词议:
n. 金属
adj. 金属制成的
metal 基本解释
n. 金属;金属元素;成色;金色
vt. 以金属覆盖
速记方法
速记技巧
词源记忆法
1300年左右进入英语,直接源自古法语的metal;最初源自古希腊语的metallon,意为采石,采矿。
知识扩展
单词用法
metal的意思是“金属”,指具有光泽和延展性、容易导电传热等性质的、在常温下呈固态的单质。
metal是物质名词,只有在表示各种金属时才用复数形式。metals作主语时谓语动词也用复数形式。
重要短语
heavy metal重金属摇滚乐
sheet metal金属薄片
nonferrous metal有色金属;非铁金属
metal forming n.金属成形
中文词源
metal 金属
来自拉丁语metallum,金属,矿产,采石场,矿物质,来自希腊语metallon,金属,矿石,矿砂,词源同metal. 可能来自PIE*smi,砍,切,词源同smith,blacksmith,goldsmith.
中文词源:
metal 金属
来自拉丁语metallum,金属,矿产,采石场,矿物质,来自希腊语metallon,金属,矿石,矿砂,词源同metal. 可能来自PIE*smi,砍,切,词源同smith,blacksmith,goldsmith.
metal
精选例句
1、 A Swiss study reported that while the weight of electronic goods represented by precious metals was relatively small in comParison to total waste, the concentration of gold and other precious metals was higher in so-called e-waste than in nature.
瑞士的一项研究报告称,虽然以贵金属为代表的电子产品的重量相对于废物总量而言相对较小,但在所谓的电子废物中,金和其他贵金属的浓度高于自然界。[机器翻译,如有错误,感谢纠错]
2、 Consider again the cell-phone, and imagine the mines that produced those metals, the factories needed to make the box and packaging (包装) It came in.
再想想手机,想象一下生产这些金属的矿山,工厂需要制造盒子和包装(包装)。[机器翻译,如有错误,感谢纠错]
1、 Since they rarely carried a meal, the few metal lunch buckets on the market were mainly for tradesmen and factory workers.
由于他们很少带饭,市场上为数不多的金属午餐桶主要是为商人和工厂工人准备的。
1、 Archaeologists also may locate buried remains by using such technologies as ground radar, magnetic-field recording, and metal detectors.
考古学家还可以使用地面雷达、磁场记录和金属探测器等技术来定位被埋的遗骸。
常见考点例句:
- Doctors had fixed it in place with metal pins .
- 医生用金属别针将它安了回去。
- By an 1889 international accord , the mass of this metal cylinder defines the kilogram .
- 1889年某项国际协议中规定,该铂铱合金圆柱体的质量为1千克。
- Neodymium is a rare earth metal .
- 钕是一种稀土金属。
- Metal detectors are a big worry .
- 金属探测器是个大麻烦。
- Some schools have installed metal detectors .
- 一些学校则安装了金属探测器。