intransitive. To be fretful or anxious. In later use English regional (East Anglian). Now rare.
to be on (occasionally uponor on the) edge: to be excited or irritable (cf. 2d).
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。