我兒子兩9個月訓練的,隻用了兩個星期,我的經驗是讓他拉在褲子上幾次,他自然就記住了,拉在褲子上他也很不舒服

來源: opera11 於 2012-01-25 09:27:39 [舊帖] [給我悄悄話] 本文已被閱讀：次

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