come rain or shine
无论天晴还是下雨,永不改变
口语·表示无论如何都会做
英文释义
regardless of any circumstances or obstacles; in any weather condition
例句
I'll be at the meeting come rain or shine, so don't worry about the weather.
典故来源
源自天气预报用语,指无论天气如何都坚持进行,后比喻在任何情况下都不改变计划。