She had to lengthen her stirrup leathers.

她得放长马镫皮带。

He put his feet in the stirrups.

把伸进马镫里 。

She stood up in her stirrups to see where the others had gone.

她踩马镫站起身来，看看其人都到哪里去了。

He is shined to come down right, right leg chooses the ground, left foot is however on stirrup, double closefisted holds rein.

向右被闪下来，右点地，在马镫上，双手紧抓住缰绳。