The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.
地球外气层底的温度是不断变动的,不过通常约是1000K,使得氢原子平均的速度为每秒5公里。
单词 | hydrogen atom |
例句 |
英语例句库
The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second. 地球外气层底的温度是不断变动的,不过通常约是1000K,使得氢原子平均的速度为每秒5公里。 声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
原声例句
连线杂志 So one piece has the hydrogen atom. 所以一个有氢原子。 听力文摘 A hydrogen atom is 15.5 billion times smaller than you. 一个氢原子比你小155亿倍。 双语版 TED-Ed 演讲精选 Water is made out of two hydrogen atoms and one oxygen atom. 水分子由两个氢原子和一个氧原子构成。 Asap SCIENCE 精选 But these carbon atoms are completely surrounded by the hydrogen atoms. 但是这些碳原子完全被氢原子包围着。 当月 VOA Special English Then, scientists placed about 100 very cold hydrogen atoms into the " magnetic trap." 然后,科学家将大约100个非常冷的氢原子放入“磁陷阱”中。 Scishow 精选系列 Fluorinating agents rip other molecules apart to replace their hydrogen atoms with fluorine. 氟化剂会打破分子结构,然后用氟取代原来的氢原子。 Scishow 精选系列 And a proton is just a hydrogen atom that's lost its electron. 而这个质子只是一个失去了电子的氢原子。 科学大揭秘 You see, a water molecule is composed of two hydrogen atoms and one oxygen atom. 水分子是由两个氢原子和一个氧原子组成的。 科学60秒-科学美国人 2023年7月合集 It's no bigger than five hundred, or a thousand hydrogen atoms, the smallest atom. 它的体积还比不上五百个或一千个最小的原子——氢原子。 科学大揭秘 It is a compound formed by the combination of one nitrogen and three hydrogen atoms. 它是由一个氮原子和三个氢原子结合而成的化合物。 双语版 TED-Ed 演讲精选 In a hydrogen bond, a hydrogen atom is shared, also unequally, between atoms. 在氢键里,氢原子在原子之间也被不平等共享。 科普小杂文 In their core, nuclear fusion crushes hydrogen atoms into helium releasing a tremendous amount of energy. 在恒星中心,核聚变使氢原子压缩成氦原子,并释放出巨大的能量。 科学大揭秘 The mass of a helium atom is less than the combined mass of two hydrogen atoms. 一个氦原子的质量会小于两个氢原子的总质量。 怪奇物语 第一季 In a molecule of CH4, the hydrogen atoms are spatially oriented towards the centers of...- Tetrahedrons. 甲烷分子中,氢原子的空间位置是朝向什么的中心?- 四面体。 CNN 10 学生英语 2023年3月合集 But unlike the sun, it doesn't fuse hydrogen atoms into helium to create energy and heat. 但与太阳不同的是,它不会将氢原子聚变成氦来产生能量和热量。 生活大爆炸 第4季 Hmm. Of course, that's like saying you are the most important electron in a hydrogen atom. 当然 这就像是说你们是氢原子中最重要的电子一样。 美国历史频道纪录片《宇宙》 In the Sun, these objects are hydrogen atoms, flung together by immense pressure, to form helium atoms. 太阳里,这些物体是氢原子,在巨大的压力下飞撞在一起,形成氦原子。 分钟物理 This perfect amount is the equivalent of five hydrogen atoms per cubic meter of space, on average. 这完美的量就相当于平均每一立方米内有5粒氢原子。 假如有如果 The growing radiation from those first stars ionized hydrogen atoms, split them back into protons and electrons. 随着初代恒星发出的辐射越来越大,电离的氢原子再次被分解为质子和电子。 生活大爆炸 第4季 'Cause, you see, there's only one electron in a hydrogen atom. Best and brightest, my sweet patootie. 因为 你们想啊 氢原子只有一个电子 这也算最优秀最聪明啊 我的老天爷。 |
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