eucalyptus

eucalyptus
[ˌjuːkəˈlɪptəs]
(亦作 eucalypt)
(pl. eucalyptuses eucalypti -tʌɪ)
  1. a fast-growing evergreen Australasian tree that has been widely introduced elsewhere. It is valued for its timber, oil, gum, resin, and as an ornamental tree
    桉树。 亦称 gum, gum tree
  2. Genus Eucalyptus, family Myrtaceae: numerous species
    桉属,桃金娘科:众多种
    ■(亦作 eucalyptus oil)[mass noun]the oil from eucalyptus leaves, chiefly used for its medicinal properties
    桉(树)油,桉叶油
语源
  1. modern Latin, from Greek eu 'well' + kaluptos 'covered' (from kaluptein 'to cover'), because the unopened flower is protected by a cap
英语宝典
考试词汇表