| 单词 | 内径 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔bore〕The interior diameter of a hole, tube, or cylinder.内径：洞、管或圆柱体的内径美国传统〔capillary〕A tube with a very small internal diameter.毛细管：一根内径十分细小的管子美国传统〔diameter〕The tubes have an internal diameter of 2 mm.管子的内径是 2 毫米。牛津搭配〔flügelhorn〕A bugle with valves, similar to the cornet but having a wider bore.粗管短号：与短号相似但内径较其大的带簧的喇叭美国传统〔id.〕Inner diameter; inside diameter; internal diameter.内径；里径美国传统 |
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