你应当先把软管连接在水龙头上，然后再打开水源。
You should connect the hose to the tap and then turn on the water.
他将一条橡皮软管安装在厨房的水龙头上。
只能采用具有四圈以上的美国国家软管(NH)螺纹的、通过认证的软管水龙头或软管连接件。
Use only with approved hose bibbs or hose fittings having four or more full American National hose (NH) threads.
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