知己: to know oneself, to be intimate or close, intimate friend...
衣服: clothes...
奔: run quickly; rush...
质朴: simple, plain, unadorned, unaffected, unsophisticated, rustic, earthy...
犯规: to break the rules, an illegality, a foul...
箭: arrow...
不惜: not stint, not spare, not hesitate (to do sth), not scruple (to do sth)...
流露: to reveal (indirectly, implicitly), to show (interest, contempt etc) by means of one's actions, tone of voice etc...
天长地久: enduring while the world lasts (idiom), eternal...
花蕾: bud, flower bud...