a difficult task
难办的事，棘手的事
forming a line
成一排，成一行，成一直线
four chairs were set in a row.
四张椅子摆成一排。
(chiefly Brit.)make a noise or commotion
(主英)大吵大闹；发出喧闹声
overtake a team in a rowing race, especially a bumping race
（划船比赛，尤指赛艇追撞比赛中）追上，赶过
(一般作 be rowed out)exhaust someone by rowing
使划得筋疲力尽
complete the course of a boat race with little effort, owing to the absence or inferiority of competitors
（划船比赛中由于对手缺席或水平较低而）一路领先，轻易取胜
A difficult situation to endure.
难以忍受的困难境地