idiomaneventoractionthatcausessomeone or something tofail:毁灭性的打击Already out oftraining, thelatestillnesshasdealtherhopesof agoldmedalaknockoutblow.她本就缺乏训练,最近患病更给她夺金的希望以致命的打击。SMART Vocabulary: related words and phrasesAccidents and disasters
accident
accidental
accidentally
accidentally on purposeidiom
an accident waiting to happenidiom
calamity
cataclysm
cataclysmic
cataclysmically
catastrophe
disaster area
disastrous
disastrously
dumpster fire
emergency
natural disaster
non-emergency
perfect storm
post-accident
snafu
See more results ?(Definition ofa knockout blowfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/knockout-blow##