Spiral galaxies NGC 5426 and NGC 5427 are passing dangerously close to each other, but each is likely to survive this collision.是什么意思_Spiral galaxies NGC 5426 and NGC 5427 are passing dangerously close to each other, but each is likely to survive this collision.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句