常見例句You have to gear down when you drive uphill. 上坡行駛時必須換慢擋。We are trying to dump our fuel with gear down and full flaps. 我們試圖將起落架放下和全襟翼進(jìn)行放油。Large trucks need to gear down going up steep hills. 大型卡車在爬陡坡時,需要換低速檔。The period of exercise was geared down to ten minutes a day for men over 60. 60嵗以上的人的鍛鍊時間減低到每日十分鍾。He geared down as he came to the comer. 他在柺彎処換了慢檔。He geared down as he came into the corner. 到柺彎処他把車速減低。 返回 gearing-down