“notched sill”概念、定义、翻译-科学时代

单词	notched sill
释义	机械工程词汇手册 notched sill 齿槛
随便看	invasion-succession invasiveness invasiveness invasiveness invasiveness invasive species invasive war invected line invective invention invention invention invention invention invention invention-pull hypothesis inventoriable cost inventory inventory inventory inventory inventory inventory inventory inventory

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

notched sill