rocket engine
柯林斯词典
1. N a reaction engine in which a fuel and oxidizer are burnt in a combustion chamber, the products of combustion expanding through a nozzle and producing thrust 火箭引擎 (Also called rocket motor)
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1. N a reaction engine in which a fuel and oxidizer are burnt in a combustion chamber, the products of combustion expanding through a nozzle and producing thrust 火箭引擎 (Also called rocket motor)