on the earth/on earth都有在地球上趴乡,在地上的意思对省,
one earth 還有“究竟蝗拿,到底”的含義,用于疑問詞之后(Used as an intensifier after who, what, when, where, how)
用以加強語氣蒿涎,用在非正式文體中(intensifier used to emphasize surprise, shock, anger, disgust, etc.)
同義詞"the hell; in the world"
why on earth?究竟為什么哀托?
What on earth/the hell do you mean?你到底是什么意思?
what in the world are you thinking劳秋?你究竟在想什么