应答如流

[成语]
yìng dá rú liú

[含义]
对答像流水一样。形容答语敏捷流利。

[来源]
《晋书·张华传》：“华应对如流，听者忘倦。”

[例句]
许晏、许普～，理明词畅。 明·冯梦龙《醒世恒言·三孝廉让产立高名》


[英文]
answer as quickly as the flowing of water