unearthv.发掘;掘出;发现并披露
undulateadj.波动的;起伏的v.(使) 波动;(使) 起伏;(使) 震动
unduly burdensome过于沉重的负担; 不合理的负担
unduly high level of spending超前消费
Unduly curious and inquiring.好奇的,好询问的
unduly familiar with strangers.对陌生人过分地熟悉的
"she was unduly pessimistic about her future"