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seal off
gen. 密封; 封闭 (固); 把…关上; 封离; 脱〔拆,开〕焊
auto. 封闭; 拆,开
chess.term. 封锁
dril. 堵塞; 堵死
sport, bask. 封堵
tech. 封住; 烫开; 拆封; 封印脱开
seal off: 16 phrases in 6 subjects
Construction2
Economy3
Electronics1
Metallurgy1
Oil / petroleum1
Technology8