金星凌日 [天] transit of Venus
- 你怎么把你的表,如果它应该被用来对一个天文现象像金星凌日精确到秒?
How do you set your watch, if it should be used to time an astronomical phenomenon like the transit of Venus accurate to the second? - 因为金星凌日很难用肉眼看见,在人类历史上大部份的时期,人们都不知道有这样的事情。
Because a transit of Venus is barely visible to the naked eye, for most of history humans went about their lives oblivious to such events. - 另一种则是同时拍到两个凌日的物体,比如金星与恰好经过的飞机,或者是金星与低空轨道上的国际空间站;
Another category captures a double coincidence such as both Venus and an airplane simultaneously silhouetted, or Venus and the International Space Station in low Earth orbit.
您正在访问的是
中国词汇量第二的英语词典
更多精彩,登录后发现......