radioactivity什么意思

This is a Geiger counter for detecting radioactivity.这是一种盖革计数管,用来测量辐射的.A metal called uranium gave off a kind of radiation, which Marie Curie later called radioactivity.一种叫铀的金属发出一种射线, 后来玛丽·居里把这种现象称为放射性.The site was found...

radioactivity的音标：radioactivity的英式发音音标为：[ˌreɪdɪəʊæk'tɪvətɪ]radioactivity的美式发音音标为：[ˌredioæk'tɪvɪti]...

the process of decontaminating areas exposed to radioactivity清除受放射污染地区有害物质的过程The soil contains 30 times the acceptable level of radioactivity.这片土壤受到了高于标准30倍的辐射.The site was found to be contaminated by radioactivity.发现此地受...

Menyanthaceae的音标：...

他们刚离开，扛着步枪的士兵们就到了。Scarcely had they left before soldiers arrived armed with rifles.他们持有的步枪、机枪、地雷和催泪弹数量惊人。They possess a formidable arsenal of rifles, machine guns, landmines and teargas.汤姆走在前面，背上挂着一支步枪。Tom was leading, a...

immesurable的音标：immesurable的英式发音音标为：['ɪmɪzərəbl]immesurable的美式发音音标为：['ɪmɪzərəbl]...

It'seems to me that you talk like a great autocrat.你说话活象个专制的暴君.Republican in title he was, but an autocrat at heart.他名义上是共和主义者, 但内里却是个专制君主.It is a cunning supersede the aristocracy , and make the king sole and absol...

氯仿麻醉...

“碘中毒”的英语可以翻译为：iodism(us) ...

“蠓科”的英语可以翻译为：[医] Ceratopogonidae ...

玉蟹科...

The president accredited Mr. Brown as his representative.总统委托布朗先生作为他的代表。We accredited what he said.我们相信他所说的话。Some credits might not be fully accredited by oversea universities, please check with IDP Department.由于部分学分转移由海...

“三角钉”的英语可以翻译为：a caltrop...

“纤毛”的英语可以翻译为：[生] cilium，seta，cilia ...

n.布尔什维克...

“十三个”的英语可以翻译为：a long dozen，long dozen ...

Surgeons are performing operations in tents by torchlight.医生正在帐篷里借着火把的光做手术。Tents have been set up next to hospitals to handle the overflow...医院旁搭起了帐篷以安置容纳不下的人员。He struck the ball straight into the hospitality tents.他将球直接...

n.无执照领港员，无执照难船救助员...