短语词组短語Work Hard At Lessons 努力學功課work k at 從事;從事於work out at sth 計算出work hard at math 在數學上努力work hard at sth 在某一方麪努力工作;努力做某事Work Hard At Studies 刻苦攻讀Work hard at refueling 努力學work out at 縂共達work hard at school 在學校努力學習 返回 work at