mainsail
noun [ C ] sailing specialized (also main sail) uk/ˈmeɪn.seɪl/ us/ˈmeɪn.seɪl/
主帆
(on a boat or ship) the most important sail (= a sheet of material attached to a pole, to catch the wind and make the boat or ship move), which is placed on the mainmast
We were doubtful if we had strength left to hoist our mainsail. 我们怀疑自己是否还有力气升起主帆。
We did try to mend the main sail but it was too badly ripped. 我们确实尝试过修理主帆，但是它被撕裂得太严重了。
- More examples
- To make matters worse, the sailboat, their only hope of rescue, had a torn mainsail and was steering with only a jib.
- Cord by cord, Harris loosens the mainsail until the great white sheet bellies out with the breeze.
- As they watched, they saw the tall red mainsail crumple and fall in great folds on the top of the cabin.
- Without the shield of the main sail the sun is suddenly uncomfortably hot.