试 (shì)想 (xiǎng)如果 (rú guǒ)我们 (wǒ men)都 (dōu)不 (bù)穿 (chuān)内衣 (nèi yī) 我们 (wǒ men)会 (huì)四处 (sì chù)碰壁 (pèng bì)
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