水星是第二个在地球上密度最大的行星。

Mercury is the second most dense planet after earth.

youdao

现在轮到第二个弟弟了，他是我在地球上最好的朋友之一。

Then there's Brother Two who is one of my best friends on the planet.

youdao

第二个预言：地球停止转动三天。

Second prophecy: The earth stops rotating for three days.

youdao

第二个预言：地球停止转动三天。

Second prophecy: The earth stops rotating for three days.

youdao