我国哪座名山常年云雾缭绕-Yúnwù liáorào-Clouds (and mist,有(云雾窟-Kūhole-cave)之称: (A.庐山-Lúshān) B.泰山

 为什么夏天的柏油-bóyóu-Asphalt马路-zebra crossing远着像是在(冒热气-Steaming)

(A.光线折射-refraction现象)

B.水汽蒸发Zhēngfāvapor导致



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