| 单词 | parachute system |
| 释义 | > as lemmasparachute system parachute system n. ΚΠ 1968 Science 15 Mar. 1230/2 The parachute system used both a drogue and a main parachute. 1994 Skydiving Feb. 4/2 This would allow the power spring to push itself out of the power spring body, risking a premature activation of a parachute system. < as lemmas |
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