... 水平角闭合close of horizon水平角闭合 closure of horizon 水平角闭合，全水平角观测 closing the horizon ...
双语例句
1
The moon, still very close to the horizon, cast great masses of light and shadow in the streets.
当时月亮离地平线还很近，在街道上划出了大块的阴面和阳面。
2
This means that a mini black hole can zip through an entire planet and still have very little chance of veering close enough to an atom for it to pass the event horizon.
这就意味着一个微型黑洞可以穿越整个星球但不太可能有机会碰到一个可以走进它的视界限的原子。
3
Due to the refraction of light rays, it is impossible for the naked eye to determine the exact location of a star close to the horizon.