释义
a. 平稳的,流畅的,安祥的 v. 使...光滑,变平滑
例句
1. Her skin is as smooth as silk. 她的皮肤像丝绸一样光滑。 2. The birch has smooth bark and slender branches. 桦树有光滑的皮和细长的枝。
