| 单词 | jesus nut |
| 释义 | > as lemmasJesus nut Jesus nut n. (an informal name for) the retaining nut that, in some helicopters, secures the main rotor blade to the mast, and therefore to the body of the helicopter itself. [Apparently so called because if this one element fails the helicopter will fall, and the pilot and passengers can do little more than pray.] ΚΠ 1967 E. Shepard Doom Pussy i. 3 ‘This,’ he said, ‘allows the thing to fly. If it comes off we lose the main rotors. At that point a helicopter has all the aero-dynamic characteristics of a footlocker. We call it the Jesus nut.’ 2014 Register-Guard (Eugene, Oregon) (Nexis) 25 Apr. Mechanics found defects in a critical nut—nicknamed the ‘Jesus nut’ because of its crucial role in securing a main rotor—in the Kiowa armed scout helicopter. < as lemmas |
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