| 单词 | grandfather device |
| 释义 | grandfather devicegrandfather deviceA device exempted from meeting newer standards–eg, pre-1976 breast implants were not required to be regulated by the FDA. See Breast implant. |
| 随便看 |
|
英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。