an inlet with two or more couplings to which a hose can be attached so that fire engines can pump water into the sprinkler system of a building
siamese connection的用法和样例:
例句
In the light of the shortcomings of the connection structure of the currently-used self-abdicating horsehead,a new connection structure is designed. 针对现行自让位驴头联接结构的不足,设计了一种新型自让位驴头联接结构。