揽: to monopolize, to seize, to take into one's arms, to embrace, to fasten (with a rope etc), to take on (responsibility etc), to canvass...
再次: one more time, again, one more, once again...
拓展: to expand (one's client base, outlook etc)...
老师: teacher...
人权: human rights...
食欲: appetite...
玩具: plaything, toy...
冷气: air conditioning (Tw)...
上空: overhead, in the sky...