The far side of the moon faces away from Earth.

月球远侧背对着地球。

Earth's shadow appears very dark on the side of the moon facing earth.

地球的阴影在面向地球的月球一侧显得非常黑暗。

Then, three weeks or so after new Moon, and a week after full, the Moon is once again half lit, the terminator splitting the Moon's face in two even halves.

朔月三周，即满月一周后，月亮再次半满，晨昏线把月亮分成两半。

MARY AKERS: And these little guys, I think about it sometimes, have  been seeing my big moon face, you know, hovering over them,   staring at them.

玛丽·艾克斯：这些小家伙，我有时会想到，一直看到我的大月亮脸，你知道，盘旋在他们身上，盯着他们。