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Polonium is a highly radioactive element and a metalloid.是什么意思？

Polonium is a highly radioactive element and a metalloid.

钋是高放射性的元素,金属.

相关词汇
polonium is highly radioactive element and metalloid

polonium

--

is

vt.& vi. 是（be的三单形式；n. 存在；

highly

adv. 高度地，极，非常，非常赞许地；

radioactive

adj. 放射性的；

element

n. [化]元素，要素，原理，[电]电阻丝；

and

conj. 和，与，而且，于是，然后，因此；

metalloid

n. 类金属；adj. 类似金属性的；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
The car was left a mess of twisted metal.
车子成了一堆扭曲的金属。
The book proved such a success that the authors followed it up with "The Messianic Legacy".
这本书取得了巨大的成功，作者于是又推出一部《弥赛亚的遗产》。
Method: 40 curved mesial - buccal canals in mandibular molars were selected and divided into two groups randomly.
方法: 选取40个下颌磨牙近中颊侧弯曲根管,随机分为两组,每组20个根管.
The deposit a mesothermal - low temperature deposit.
矿床属于中低温热液矿床.
No abnormity was found in the metallographical analysis and hardness test.
金相和硬度分析未发现明显异常组织和硬度分布.
Jewellery: cuff bracelets and slave bangles in metallics and bright plastic. Chains with coloured gemstones.
珠宝首饰. 金属或亮塑料手镯和脚链,链子上要镶有彩色宝石.
The Mermaid Company will present'Hamlet'next week.
美人鱼剧团将于下周演出 " 哈姆雷特 ".
Flours contain very small amounts of sugars which are metabolizable by yeast.
面粉中一般都含有少量的糖,它们是酵母的代谢产生的.
The tunica adventitia was serous membrane , but in the mesosalpinx, it was connective tissue.
外膜为浆膜, 在输卵管系膜处为结缔组织.
The ferry cut merrily through the water.
渡船轻快地划过水面。
She had a warm mesmeric charm.
她洋溢着一种迷人的魅力.
Could not add new metadata properties for the requested document.
无法为要求的文档新增变换数据属性.
Pastels and metallics with a few dark accents will perfectly interpret Vintage Glamour.
柔和的淡色彩和金属色泽加以少许的暗色调将完美的诠释丰华年代的魅力.
He had painted all the wood with metallic silver paint.
他给所有的木材都涂上了一层闪耀着金属光泽的银漆。