单词	rock-solid
释义	rock-solid adjective rock-sol·​id ˈräk-ˈsä-ləd  variants or rock solid : completely or perfectly solid (as because of great strength or dependability) supported by a rock-solid foundation She has a rock-solid reputation. Their relationship was rock solid. … she moved in an artificial world without ever losing her rock-solid integrity. Walter Clemons He is right to imply that the political structure is a little shaky—it was a myth that it was ever rock solid. Xan Smiley Word History First Known Use 1871, in the meaning defined above
随便看	quinquagesimal quinquagesimas quinquangle quinquangular quinquarticular quinque voces quinque- quinquefoliolate quinqueliteral quinquenary quinquennalia quinquennia quinquenniad quinquenniads quinquennial quinquennially quinquennials quinquennium quinquenniums quinquereme quinqueremes quinquevalences quinquevalencies quinquevir quinquevirate

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