这件事前后花了三年。 這件事前後花了三年。 這件事前後花了三年。

This whole thing took three years from start to finish.

Simplified
这件事前后花了三年。
Traditional (Taiwan)
這件事前後花了三年。
Pinyin
Zhè jiàn shì qiánhòu huāle sān nián.
Bopomofo
ㄓㄜˋ ㄐㄧㄢˋ ㄕˋ ㄑㄧㄢˊ ㄏㄡˋ ㄏㄨㄚ ˙ㄌㄜ ㄙㄢ ㄋㄧㄢˊ。

Written with HSK 4 vocabulary, at CEFR level B1.

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