The Earth
The Globe, Earth
noun, の adjective
The earth sphere! It's where we live and the planet we call home. It's the earth!
ちきゅう
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
地球はお金では買えないよ。
You can not buy the Earth with money.
コウイチは今ごろ地球のうらがわで何をしてるんだろう。
I wonder what Koichi is doing right now, halfway around the globe.
地球という名前を考えたのは誰だ？
Who came up with the name Earth?