the feeling of wanting to vomit 恶心的；欲吐的 She felt a slight queasiness in the mornings during the first months of pregnancy. 怀孕头几个月的早晨，她感到有些不适。
the feeling of being slightly nervous or worried about something 稍感紧张的；略有不安的；心神不定的 a feeling of moral queasiness about the whole business 对整个企业有道德上的困惑感