full borefulbɔ:短语⁸⁴³²⁰⁺⁸ 基本例句 贯眼 In some cases, full bore is used to describe the form of a nominal internal diameter that extends over the length of the tool or interval without any variation. 在某些情况下，贯眼用来描述在工具或间隔的长度上无任何变化的公称内径的形式。 www.infopetro.com.cn