近义词
adj. 联
词
trapezoidal thread 
螺纹
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calamina,
calamine,
calamine lotion,
calamint,
calaminthone,
calamistrum,
Calamitales,
calamite,
Calamites,
calamitous,
相似单词
trapezium,
trapezius,
trapezius muscle,
trapezohedron,
trapezoid,
trapezoidal,
trap-hole,
trapline,
trapnest,
trappability,