n.下垂；松垂；凹凸；缺陷

動(dòng)詞sag的現(xiàn)在分詞.

Irreversible sagging and chronic backache can be the long-term result. 長(zhǎng)此以往，可能會(huì)導(dǎo)致無(wú)法挽回的下垂和慢性背痛。

Skin is lifted and tightened to help visibly diminish sagging and drooping. 提升并緊致眼部肌膚，有效緩解松弛和下垂問(wèn)題。

Your skirt is sagging at the back. 你的裙子后面松垂下來(lái)了。