YOU SAID:
What happens if the earth just spontaneously combusts?
INTO JAPANESE
もし地球が自発的に燃えてしまったらどうなるでしょうか?
BACK INTO ENGLISH
What if the Earth burns up spontaneously?
INTO JAPANESE
もし地球が自発的に燃え上がったら?
BACK INTO ENGLISH
What if the Earth burns up spontaneously?
Come on, you can do better than that.