The last total lunar eclipse - when the sun, Earth and Moon are almost exactly in line, with the Moon and sun on opposite sides of the planet - was in February 2008.

上一次日食发生在2008年2月，当时太阳，地球和月亮完全在同一条直线上，月亮和太阳分别在地球的两边。

youdao

The Sun, Moon, and the planets formed from a huge spinning gas cloud that collapsed into a gyrating disc.

太阳、月亮和这些星球形成于倒塌进一个旋转盘状物的一团巨大旋转汽云。

《柯林斯英汉双解大词典》

An eclipse happens when the earth and moon are in line with the sun.

地球和月亮与太阳处在一条直线上，日食就发生了。

《牛津词典》

Astronomers use the observatory to study the positions and movements of the Earth, sun,moon and other objects in space.

VOA: special.2009.09.21

Tide: periodic rising and falling of large bodies of water resulting from the gravitational attraction of the moon and sun acting on the rotating earth.

UNESCO: L O S S A R Y

The Maya used their mathematical knowledge along with celestial observations to finesse a calendar created by the Olmec which is a culture from the Mexican Gulf Coast and to create monuments to observe and commemorate movements of the moon, the sun, and Venus.

UNESCO: Culture

And the fact that the sun and moon were particularly close to the Earth at precisely the same time -- well, that made the tidal bulges even bigger.

CNN: The sun, the moon and the Titanic