effortlessadj.
英 'efətlɪs | 美 'ɛfɚtləs
中文adj. 容易的；不费力气的
词根词源
effortless (adj.)1752, "passive, making no effort," from effort + -less. Meaning "easy, requiring no effort" is from 1810. Related: Effortlessly; effortlessness.
关键词