| 释义 |
plung.erHplQn7dVE5, $-dVLn [C]Am also plumb.er's friend, plumb.er's help.er a device consisting of a cup-shaped piece of rubber on the end of a stick, which is used to remove things from a blocked pipe, esp. in a kitchen or bathroom(疏通水池、抽水马桶等用的)手压皮碗泵You use a plunger by putting the rubber piece over the opening of a blocked pipe, and moving the stick up and down, which produces pressure and suction alternately, dislodging whatever is blocking the pipe.将手压皮碗泵的皮碗放在被堵塞的管道的口上，上下拉动手柄，这样就会交替产生压力和吸力，疏通管道任何被阻塞的地方。
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