请输入您要查询的英语单词:
单词
united states patent
释义
united states patent
freq.
2
cmpt.
1
un.
美国专利
[网络]
美国专利证书;美国知识产权局;美国专利局
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extrahard
extra hard
extra-hard cold work
extra hard dental stone
extra-hard steel
extra hard steel
extrahard steel
extra hard twist
extra hazard
extra hazard occupancy
extrahazardous
extrahead
extraheart sound
extra-heart sound
extra heart sound
extra-heart sounds
extra heat endurance
extra heavies
extra heavy
extraheavy
extra-heavy
extra-heavy combination of vehicles
extra heavy concentration
extra heavy concrete
extra-heavy contact
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更新时间:2026/5/3 11:36:13