试行: to try out, to test...
十足: ample, complete, hundred percent, a pure shade (of some color)...
担当: to take upon oneself, to assume...
透露: to leak out, to divulge, to reveal...
答案: answer, solution...
次: nth, number (of times), order, sequence, next, second(ary), (measure word)...
蜡烛: candle...
敢情: actually, as it turns out, indeed, of course...
定心丸: tranquilizer, sth that sets one's mind at ease...
显示: to show, to illustrate, to display, to demonstrate...