单词	petahertz
释义	pet·a·hertz (pĕtə-hûrts′) n. Abbr. PHz One quadrillion (1015) hertz.
随便看	shah shahada shahadah Shahaptian Shahaptian Shahaptin Shahaptin shahdom Shah Jahan Shahn shahtoosh shaitan shakable shake shakeable shake a leg shake a stick at shake down shakedown shaken shaken baby syndrome shaken infant syndrome shake off shake out shakeout

英语词典包含135693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。