不知道是谁发明的呢？

I wonder who invented it.

Traditional

不知道是誰發明的呢？

Pinyin

Bù zhīdào shì shéi fāmíng de ne?

Bopomofo

ㄅㄨˋ ㄓ ㄉㄠˋ ㄕˋ ㄕㄟˊ ㄈㄚ ㄇㄧㄥˊ ˙ㄉㄜ ˙ㄋㄜ？

This sentence is from Tatoeba, contributed by nickyeow, with the English translation by CK. It is used here under CC BY 2.0 FR.

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