별다른 노력이나 힘을 들이지 않고 매우 쉽고 자연스럽게.
In a manner that requires little or no physical or mental exertion, often appearing natural or graceful.
예문:
"The professional dancer moved effortlessly across the stage, making the complex routine look simple."
"She effortlessly solved the advanced calculus problems that had stumped the rest of the class."
"The new software allows users to effortlessly sync their data across multiple devices."