| 词汇 | rocket |
| 词根词缀 | 词源： 1. rocket (1) "garden plant of the cabbage family," 1530, from M.Fr. roquette, from It. rochetta, dim. of ruca "a kind of cabbage," from L. eruca "colewort," perhaps lit. "hairy caterpillar" (the plant has downy stems) and related to ericus "hedgehog." 2. rocket (2) "projectile," 1611, from It. rocchetto "a rocket," lit. "a bobbin," dim. of rocca "a distaff," so called because of cylindrical shape. The It. word probably is from a Gmc. source (cf. O.H.G. rocko "distaff," O.N. rokkr), from P.Gmc. *rukka-, from PIE base *rug- "to spin." Originally "fireworks rocket," meaning "device propelled by a rocket engine" first recorded 1919; rocket-ship first attested 1927. The verb meaning "to spring like a rocket" is from 1883. 词根记忆： n. 火箭At the dock I'm shocked to see the pocket rocket made of a block of rock.在码头看到一块岩石做的小巧火箭,我感到震惊. |
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