单词	trial-and-error
释义	请查阅词条：trial and error
随便看	the elysian fields the emerald isle the emerald isle the emergency the emergency the emperor has no clothes the emperor's new clothes the emperor's new clothes the empyrean the empyrean the end the end-all the end-all the end justifies the means the end justifies the means the end of one's rope the end of one's rope the end of one's tether the end of one's tether the end of one's tether (or rope) the end of rope the end of tether the end of tether the end of the line the end of the line 通力通勤通勤装通古斯通史通同通名通告通商通夜 Handelskrieg Handelslager Handelsmarke Handelsmarke Handelsministerium Handelsministerium Handelsmission Handelsmonopol Handelsname Handelsname