DictionaryForumContacts

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to phrases
upper surface
archit. 顶面
avia. 上翼面; 上表面; 气泡表面; 上平面
tech. 上端; 顶部; 顶端
upper-surface
gen. 表,翼
upper surface: 16 phrases in 7 subjects
Agriculture1
Aviation7
Bridge construction2
Metallurgy2
Swimming1
Technology2
Wind Energy1