something that makes a strong impression because it is so unexpecteddiscovering that I had a long-lost sister was an absolute bombshell
discovering that I had a long-lost sister was an absolute bombshell
jar, jaw-dropper, jolt, stunner, surprise(also surprize)
shock, thunderclapeye-opener, revelation, shockeramazement, marvel, wonderfillip, kick, kicker, twist, wrinkle
bolt from the blue(also bolt out of the blue)
in 1708
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。