| 单词 | depth finder |
| 释义 | depth finder (once / 2363863 pages) n WORD FAMILY depth finder n navigational instrument used to measure the depth of a body of water (as by ultrasound or radar) Hypo|Hyper fathometer, sonic depth finder depth finder for determining depth of water or a submerged object by means of ultrasound waves navigational instrument an instrument used for navigating |
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