bu(2声)xiao(4声)zi(3声)sun(1声),请写出2个成语,

问题描述:

bu(2声)xiao(4声)zi(3声)sun(1声),请写出2个成语,
根据拼音写

不肖子孙,不成材的后人.
不孝子孙,不孝顺的后人{我编的,哈哈}