单词 | 注入口 |
例句 | DEFINITIVE EXAMPLES 权威例句〔mouth〕The opening through which a container is filled or emptied.注入口:容器用来接受或倾出东西的开口美国传统〔sprue〕The hole through which molten material is chanelled into a mold.浇口,注入口:将熔化的材料导入铸模的开孔美国传统 |
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