| 单词 | towfish |
| 释义 | > as lemmastowfish towfish n. a housing with measuring or detecting instruments in it or attached to it and designed to be towed underwater behind a ship. ΚΠ 1973 Jrnl. Marine Res. 31 73 An alternative solution..is the replacement of the weighted fish with a lighter tow body having a controllable fin.] 1975 McGraw-Hill Yearbk. Sci. & Technol. 292/1 The..towfish..continuously monitors the depth of a preselected isotherm by towing at about 5 knots..two depth-controlled instrument packages which bracket an isotherm. < as lemmas |
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