小曲: popular song, folk tune, ballad...
棵: classifier for trees, cabbages, plants etc...
巅峰: summit, apex, pinnacle (of one's career etc), peak (of a civilization etc)...
身不由己: without the freedom to act independently (idiom); involuntary, not of one's own volition, in spite of oneself...
签署: to sign (an agreement)...
真的: really...
考虑: to think over, to consider, consideration...
家境: family financial situation, family circumstances...
医务: medical affairs...
全世界: worldwide, entire world...