dagger

dagger
noun
  1. a short knife with a pointed and edged blade, used as a weapon
    匕首,短剑
    ■(Printing). another term for obelus
    (印刷)。 同 obelus
  2. a moth with a dark dagger-shaped marking on the forewing
    剑蚊夜蛾
  3. Genus Acronicta, family Noctuidae: several species
    剑蚊夜蛾属,夜蛾科:数种
常用词组
at daggers drawn
  1. in bitter enmity
    剑拔弩张
look daggers at
  1. glare angrily or venomously at
    对…怒目而视
语源
  1. late Middle English: perhaps from obsolete dag 'pierce, stab', influenced by Old French dague 'long dagger'
英语宝典
考试词汇表