plunger
plunger怎么读，什么意思。n.跳水者,潜水者,活塞活柱...
音标：['plʌndʒә]
n. 跳水者, 潜水者, 活塞
【电】 活柱
在线英汉词典
plunger的短语、例句：
plunger n 1 part of a mechanism that moves up and down 柱塞; 活塞. 2 (in plumbing) rubber cup fixed on a handle, used for clearing a blocked pipe by means of suction （疏通管道的）搋子.
n. 跳水者, 潜水者, 活塞
【电】 活柱
在线英汉词典
plunger的短语、例句：
plunger n 1 part of a mechanism that moves up and down 柱塞; 活塞. 2 (in plumbing) rubber cup fixed on a handle, used for clearing a blocked pipe by means of suction （疏通管道的）搋子.
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