Fuels such as coal, oil, and natural gas; so-called because they are the remains of ancient plant and animal life.
用語
グロッサリ
フォロワー
The longest river in Asia, and the ('''third-longest in the world'''). It flows for 6,418 kilometres (3,988 mi) from the glaciers on the Tibetan ...
翻訳者
0
11
95
10
1