1.The moon was a brightly shining crescent.

1.那亮是一闪闪发亮新。

2.A crescent moon peeped out from behind the clouds.

2.一新从云中出现。

3.Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

3.球夜面阳光照亮面上方，其也被地球反照光（地球反射阳光）照亮。