充当: to serve as, to act as, to play the role of...
傍晚: in the evening, when night falls, towards evening, at night fall, at dusk...
城墙: city wall...
克隆: clone (loanword)...
谈论: to discuss, to talk about...
建造: to construct, to build...
股份: a share (in a company), stock...
关头: juncture, moment...
录制: to record (video or audio)...
登山: to climb a mountain, climbing, mountaineering...