形容词
1. She is still very sad over the death of her aunt. 她对姑妈的死至今仍悲伤不已。
2. The wallpaper in the house is in a sad state. 屋内的壁纸糟透了。
3. sad是什么意思
3. She's sad because her son is ill. 她因儿子生病而发愁。