drop-offsCOCA⁴⁷⁹⁹⁵BNC²³⁶²¹³⁺¹ 基本例句 n.下降；减少原型drop-off的复数 I had to travel three hours on very rural winding country roads in the dark, with steep drop-offs to get there for this opening shot of the day! 为了拍摄那里日出时的美丽景观，我不得不在夜里经过3小时长途跋涉，走过蜿蜒曲折的乡村道路，深一脚浅一脚地到达那里。 yeeyan