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单词口管
例句 DEFINITIVE EXAMPLES 权威例句〔harbormaster〕An officer who oversees and enforces the regulations of a harbor.港务部长:监督和执行港口管理条规的官员美国传统〔restraint〕The government has placed/put/imposed restraints on imports.政府实行了进口管制。韦氏高阶〔retort〕A closed laboratory vessel with an outlet tube, used for distillation, sublimation, or decomposition by heat.蒸馏瓶:具有流出口管的实验室封闭器皿,用于加热蒸馏、升华或分解美国传统
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南风知我意,吹梦到西洲。-「西洲曲」  

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