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单词 sinus
释义

sinus

​noun countable ​medical
UK /ˈsaɪnəs/
Word Forms
singularsinus
pluralsinuses
DEFINITIONS1
  1. 1
    one of several empty spaces in the bones of your face in the area behind your nose
    Synonyms and related words
    Bones and joints in the body
    ankle
    backbone
    ball-and-socket joint

sinus

​noun countable ​medical
US /ˈsaɪnəs/
Word Forms
singularsinus
pluralsinuses
DEFINITIONS1
  1. 1
    one of several empty spaces in the bones of your face in the area behind your nose
    Synonyms and related words
    Bones and joints in the body
    ankle
    backbone
    ball-and-socket joint
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更新时间：2026/4/28 13:56:50