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单词 bore
释义

bore
HbC:5, $bC:r
n [U]
Am usually gauge specialized The bore of a pipe or tube is the cylindrical hole along its length or the diameter (= measurement across the widest part) of this hole.
内径,口径
You need a pipe with a fairly narrow bore / a bore of 16 millimetres.
你需要一根口径相当窄的 / 口径为16毫米的管子。

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更新时间:2025/8/3 8:58:33