late 13c., "crossbar on a door," perhaps from Middle English verb leggen "to place, lay" (see lay (v.)). Sense of "narrow shelf" is first recorded 1550s; "shelf-like projection of rock" is from 1550s.
实用例句
1. She had climbed onto the ledge outside his window.
她爬到了他窗外的窗台上。
来自柯林斯例句
2. I managed to pull myself up onto a wet, sloping ledge.
我终于爬上了一块潮湿倾斜的暗礁。
来自柯林斯例句
3. I balanced on the ledge.
我在窗台上站稳。
来自柯林斯例句
4. The phone was perched precariously on the window ledge.
电话放在窗台上,摇摇欲坠.
来自《简明英汉词典》
5. How can such a large quantity of know - ledge be acquired?