quantum
quantity surveyor
quantity
quantitative
quantify
quantum leap
quantum theory
quarantine
quark
quarrel
quarrel with
quarrel with (sb.)
quarrelsome
quarry
quart
quarter
quarter sessions
quarter-day
quarter-final
quarter-light
quarter-note
quarterdeck
quarterly
quartermaster
Quartermaster-General
quarters
quarterstaff
quartet
quarto
quartz
quasar
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quantum leap

sudden progress; breakthrough 突飞猛进; 突破: This discovery marks a quantum leap forward in the fight against cancer. 这一发现标志著治疗癌症的 一大突破.



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