protons什么意思

Protons are nearly 2000 times as heavy as electrons.质子的质量几乎是电子的2,000倍。The neutrons and protons form the core of the atom.中子和质子构成了原子核.Electrons are negatively charged with electricity, protons are positively charged.电子是带负...

protons的音标：...

An atom itself is a complete whole, with its electrons, protons and neutrons and other elements...一个原子本身就是一个完整的整体，包括电子、质子、中子及其他元素。The neutrons and protons form the core of the atom.中子和质子构成了原子核.A substance donates protons...

“梣”的拼音为：chén...

究竟平衡作用发生在铬铁矿和硅酸盐下沉之前,还是在其后?Did equilibration take place before or after setting of chromite and silicates?在穆斯科克斯杂岩体中,铬铁矿矿层仅产于长石质橄榄岩中.The chromite deposits in the Muskox Complex occur only in feldspathic peridotite.对于铬铁矿矿...

“横轴”的英语可以翻译为：lateral axis，abscissa axis，axis of abscissa，cross axle ...

n.肾上腺功能亢进...

她总是在为她不方便外出的祖母跑前跑后。She was forever running errands for her housebound grandmother.我敬佩那些为发现新大陆而外出的探险家们.I admire those explorers who ventured forth to explore new lands.我在外出的路上碰到他.I bumped into him on the way out....

n.循环器...

lanky的音标：lanky的英式发音音标为：['læŋki]lanky的美式发音音标为：['læŋki]...

mistaking的音标：...

人造尖晶石...

elusion的音标：elusion的英式发音音标为：[ɪ'lu:ʒən]elusion的美式发音音标为：[ɪ'luʒən]...

hitchhikes的音标：...

The West Lake is as beautiful as a painting.西湖风景如画.The beauties of the West Lake in spring were beyond his expectation.西湖的春景要比他所预想的更加美丽.The west lake is famous for its beautiful scenery.西湖以风景优美著称....

Brand's keen ear caught the trace of an accent.布兰德敏锐的耳朵听出了口音。Now draw or trace ten dinosaurs in ascending order of size.现在按照体型由小到大的顺序画出或是临摹出10只恐龙。There was a trace of exasperation in his voice.他的声音听上去有些愤怒。...

“铜”的拼音为：tóng...

coati的复数形式为：coatis...