| 单词 | 开孔 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔porthole〕An opening in a fortified wall; an embrasure.射击孔，炮眼：城墙上的开孔；炮眼美国传统〔potty-chair〕A small chair with an opening in the seat and a receptacle beneath, used for toilet-training young children.大小便座椅：有开孔座位的小椅子，座位下放置便盆或其他盛器，供训练小孩大小便用美国传统〔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〔sprue〕The waste material filling or protruding from this hole after hardening.熔渣：硬化后塞满开孔或从此开孔中凸出的废料美国传统 |
| 随便看 |
英语例句辞典收录了559068条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。