[chǐ]
[名]
(牙; 牙齒) tooth
molar [incisor, canine, milk] tooth
臼[門, 犬, 乳]齒
dare not mention a subject
不敢啟齒
grin
露齒而笑
(物體上齒形的部分) a tooth-like part of anything
the teeth of a saw
鋸齒兒
the teeth of a comb
梳齒兒
[書] (年齡) age
seat guests according to seniority
序齒
very young
稚齒
[動]
[書] (說到; 提起) mention
do not regard as a human being
不齒人類
not worth mentioning; of no importance
不屑齒及