well-observedBNC¹⁷³⁹⁹⁵⁺² 例句 Perhaps this fact was well-observed thousands of years ago when meditating monks and Taoist practitioners included a gentle smile as part of their meditation routine. 这个道理也许几千年前的佛教和道教的修行者们都懂的，所以他们平日参禅悟道时都要保持平和的微笑，将其视为必修的功课。 yeeyan