wash (one's) dirty linen in public

例句：

1. 1. I needto wash my hands before dinner.
   我需要在晚餐前洗手。
2. 2. The dishes were washed andput away after the meal.
   餐后餐具被洗净并收好。
3. 3. Shewashed her face with coldwater to freshen up.
   她用冷水洗脸来提神。