| 释义 |
main PIPEmeInn [C]a large pipe which carries water or gas, or a wire carrying electricity, from one place to another, to which a house can be connected（水，煤气，电线）主管道a gas main煤气管道The severe cold caused a water main to burst and flood the street.严寒导致水管爆裂，水漫街道。
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