月偏蚀

例句：

1. 1. The moon was completely obscured by the shadow of the earth duringthe lunar eclipse.
   在月食期间，月亮完全被地球的影子遮住了。
2. 2. Astronomy enthusiasts often observe lunar eclipses to study the movementsof the moon.
   天文爱好者经常观察月食来研究月球的运动。
3. 3. Duringa lunar eclipse, the sun's lightis blocked by the earth'sshadow, causing the moon to appear dark.
   在月食期间，太阳的光被地球的影子挡住，使月亮看起来变暗。