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to phrases
number of teeth
gen. 齿数齿轮的
auto. 齿轮啮合齿数
earth.sc. 齿数钻头
wind. 齿数
 English thesaurus
number of teeth
railw., abbr. n.t.
number of teeth: 8 phrases in 4 subjects
Automobiles1
Electric machinery3
Metallurgy1
Technology3