游泳圈能增加浮力。 游泳圈能增加浮力。 游泳圈能增加浮力。

A swim ring can increase buoyancy.

Simplified
游泳圈能增加浮力。
Pinyin
Yóuyǒngquān néng zēngjiā fúlì.
Bopomofo
ㄧㄡˊ ㄩㄥˇ ㄑㄩㄢ ㄋㄥˊ ㄗㄥ ㄐㄧㄚ ㄈㄨˊ ㄌㄧˋ。

Written with HSK 7-9 vocabulary, at CEFR level C1.

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