| 单词 | reaction force |
| 释义 | > as lemmasreaction force reaction force n. (a) a force equal and opposite to a force giving rise to it; cf. sense 2b; (b) Military a military unit kept in a state of readiness for rapid deployment to counter hostile activity; cf. quick-reaction force at quick adj., n.1, and adv. Compounds 1b, 2. ΘΚΠ society > armed hostility > armed forces > the Army > unit of army > [noun] > division battle1330 left winga1450 right winga1450 parsmenta1522 partimenta1522 battalion1589 division1600 battaliaa1616 fight1622 army unit1847 mobile unit1896 air arm1913 reaction force1923 society > armed hostility > armed forces > the Army > unit of army > [noun] > squad, platoon, section, etc. > type of awkward squad1796 ride1833 suicide squad1914 reaction force1923 1923 N.Y. Times 18 Dec. 18 He intends to eliminate the [airplane's] propeller altogether and trust for energy entirely to the reaction force of escaping gases. 1953 Amer. Heart Jrnl. 46 71 d2y/ dt2 is the internal reaction force of the blood on the body. 1964 Kansas City (Missouri) Star 22 Sept. 2/2 He may be with a reaction force that he has helped Lieutenant Son develop to fight the Viet Cong. 1991 New Civil Engineer 3 Oct. 21/1 This was achieved by jacking against the tower walls, the reaction force being passed down through an entirely new foundation to the chalk bedrock. 2001 Jrnl. Mil. Hist. 65 1172 With poor intelligence..and a motley collection of support vehicles, Casper's reaction force fought a small, but intense urban battle. < as lemmas |
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