pinger

美 ['p???(r)]

英 ['p???(r)]

复数：pingers

权威英汉双解

pinger

n.

1.	（厨灶等的）响铃定时器a device that makes a series of short high sounds, for example on a cooker/stove to tell you that the cooking time has ended

释义:

响铃定时器,声波发射器,微波炉,自动音波发讯器

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