sagging

['sægiŋ]

n. 下垂, 松垂, 凹凸, 缺陷
动词sag的现在分词

例句与用法：

Sagging or leaning to one side.

向一侧垂或倾斜的

The sagging windows are out of square in the old house.

这幢老房子的窗户都倾斜了，不成直角。