| 单词 | black hole |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔CONFUSED〕The exact nature of black holes continues to baffle scientists. 黑洞的真正性质仍困扰着科学家。朗文写作活用〔KNOW/NOT KNOW〕It is difficult for anyone unfamiliar with astronomy to grasp the concept of the Black Hole. 不熟悉天文学的人很难理解黑洞的概念。朗文写作活用〔Schwarzschild radius〕The radius of a collapsing celestial object at which gravitational forces exceed the ability of matter and energy to escape, resulting in a black hole.史瓦西半径：收缩中星体的半径，在此半径下，重力超过物质和能量逃逸的能力，从而形成了黑洞美国传统〔accretion disk〕A disk of interstellar material surrounding a celestial object with an intense gravitational field, such as a black hole.碟形吸积体：天体周围有强大吸引力场的圆盘形星际物质，如黑洞美国传统〔back up〕Radio signals received from the galaxy's centre back up the black hole theory.从该星系中心收到的无线电信号证实了黑洞理论。柯林斯高阶〔black hole〕I'm worried that the project could become a financial black hole.我担心这个项目会成为资金上的大黑洞。朗文当代〔black hole〕The business was little more than a financial black hole.这个企业只是财政上的无底洞罢了。麦克米伦高阶〔black hole〕The government created a bureaucratic black hole that swallows up individual initiative.政府制造出官僚主义作风，吞噬个人创造性的大黑洞美国传统〔boundary〕Anything that crosses the boundary of a black hole cannot get back.任何物质只要跨越黑洞的界线就再也无法出来。朗文当代〔indirect〕The observation of black holes in space must rely on indirect methods.对太空中黑洞的观察必须依靠间接方法。麦克米伦高阶〔rather〕The dark star in Nova Muscae 1991 is a black hole rather than a neutron star.在1991年苍蝇座中的暗星其实是一个黑洞而非中子星。柯林斯高阶〔the Black Hole of Calcutta〕One guest at the crowded reception was heard to mutter "It's like the Black Hole of Calcutta in here." 有人听到拥挤的接待处的一个客人念叨说：“这个地方真像加尔各答黑牢一样闷热。”剑桥高阶One guest at the crowded reception was heard to mutter, “it's like the Black Hole of Calcutta in here”.拥挤的招待会上有人听到一名来客抱怨说“这儿真像是加尔各答黑牢”。剑桥国际She is writing her thesis on black holes.她正在撰写有关黑洞的论文。剑桥国际The company viewed the venture as a financial black hole.公司认为这项投资是财务上的一个黑洞。牛津商务 |
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