Read Edit View history 了然于胸 liǎorányúxiōng well aware Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 了然于胸/ 了然於胸 liǎorányúxiōng well aware expression · (idiom) to be well aware; to understand clearly 虽然大家都没明说，但他对整个计划已经了然于胸。 Edit Delete References Add reference No references for this word.
了然于胸/ 了然於胸 liǎorányúxiōng well aware expression · (idiom) to be well aware; to understand clearly 虽然大家都没明说，但他对整个计划已经了然于胸。 Edit Delete