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| 单词 | rocket engineer |
| 释义 | > as lemmasrocket engineer rocket engineer n. ΚΠ 1810 Jrnl. Nat. Philos. Dec. 277 It is a matter of no consideration to the rocket engineer, to know the proportion of the several ingredients, with which the rocket matter is made. 1951 Jrnl. Royal Aeronaut. Soc. 55 92/1 Rocket propellants must have certain undesirable features, and it is the task of the rocket engineer to minimise the consequences of these. 2003 Independent 5 Aug. (Review section) 3/3 The British rocket engineer who was the brains behind the ill-fated but revolutionary Hotol (horizontal take-off and landing) rocket engine. < as lemmas |
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