1. 毫不费力地：Stark: 完全的;严厉的 | Effortlessly: 毫不费力地 | Doom: 注定

2. 不费力地：16.mentally精神上,在内心; | 17.effortlessly不费力地; | 18.furthermore而且、此外;

3. 顺水：effortless 不费力气的 | effortlessly 顺水 | effortundertakingpromisetodosomethingcompliancysubmittal 承诺

4. 轻松地, 毫不费劲地 (副)：effortless 容易的, 不费力气的 (形) | effortlessly 轻松地, 毫不费劲地 (副) | effraction 侵入; 闯入 (名)

adv

1. without effort or apparent effort

    e.g. she danced gracefully and effortlessly
           swallows gliding effortlessly through the air