摄影师: photographer, cameraman...
相当于: equivalent to...
鸦雀无声: crow and peacock make no sound, absolute silence (idiom); not a single voice can be heard, absolute silence...
乌云: black cloud...
相识: to get to know each other, acquaintance...
翻: turn upside down or inside out; turn over; reverse; overturn...
轮胎: tire, pneumatic tire...
表面上: outwardly, superficially, on the face of it...
直至: lasting until, up till (the present)...
出汗: to perspire, to sweat...