The height or vertical dimension of a flag or of any square sail other than a course.
降下桁木，横帆之外的横帆或旗的高度或垂直距离。
It's the height of madness to sail at the height of the storm.
在暴风雨最猛烈的时候出航可谓疯狂到了极点。
At the top of the sail is a short SPAR called the gaff, which allows the sail to extend back along a fourth side, gaining size over a triangular sail of the same height.
在帆面的上方是一根短的圆杆，称为斜桁(gaff)，使得帆面可以在第四条边上延长，因而比同等高度的三角帆面积更大。
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