| 释义 |
DEFINITIVE EXAMPLES 权威例句〔caliber〕The diameter of the inside of a round cylinder, such as a tube.口径：圆柱体内侧圆的直径，如管道美国传统〔gag〕To block off or obstruct (a pipe or valve, for example).阻塞（如管道或阀门）美国传统〔union〕A coupling device for connecting parts, such as pipes or rods.联管街，联轴节：耦合设备，用于连接零件，例如管道或连杆美国传统 |