| 单词 | rocket-propelled |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔rocket sled〕A rocket-propelled sled that travels along rails and is used to study acceleration, deceleration, and crash survival techniques.火箭滑车，火箭滑橇：一种用于研究加速、减速及摔机保全技术的由火箭发动机推动而在轨道上滑跑的滑车美国传统More than 200 mortar shells and rocket-propelled grenades had been pounding the village since Monday night.自星期一夜晚以来，已有200多枚迫击炮弹和火箭推进的榴弹袭击了村庄。剑桥国际 |
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