出单双出现规律的公式简介：Because the bicycle was sliding downhill, Su Can had to hold the bicycle's faucet handle firmly, and his speech was a little intermittent, but it did not prevent Cheng Keshu from hearing all Su Can's words.
Because the bicycle was sliding downhill, Su Can had to hold the bicycle's faucet handle firmly, and his speech was a little intermittent, but it did not prevent Cheng Keshu from hearing all Su Can's words.
