单词	pinger
释义	pinger noun ping·​er ˈpiŋ-ər  : a device for producing pulses of sound (as for marking an underwater site or detecting an underwater object) Example Sentences Recent Examples on the Web In a landscape of lad-esque masculine Britpop, the Spice Girls were a tonic, a shot of vodka, a slice of lime, and half a pinger. Raven Smith, Vogue, 5 May 2021 The nets are monitored and have electronic pingers to warn away whales, dolphins and other creatures, but people argue that they should be removed during whale migration season, which starts in mid-June. David Williams, CNN, 28 June 2019 Kept that midfield ticking calmly, slotted some peaches of balls in behind numerous times, opened the play up with some nice 40 yard pingers, was defensively sound. SI.com, 19 June 2018 The starstruck researchers took blood samples, checked the shark for parasites, implanted an acoustic pinger in its gut, and even performed an ultrasound—all within 15 minutes and without tranquilizers or anesthetics. Peter Brannen, WIRED, 19 Dec. 2013 Word History First Known Use 1957, in the meaning defined above
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