当推送尤里·加加林进入轨道的预定时刻来临之际，他只是简单地按下一个按钮闭合点火电路并看着发动机启动。
When the appointed time came to blast Yuri Gagarin into orbit, he simply pushed a button that completed the ignition circuit and watched the motors start.
很多配有舷外发动机的船，就像舷内发动机的船一样，是由电池启动的，使用燃料驱动交流发电机再给电池充电并供船只使用。
Many sailboat outboards, like inboards, are battery-started and use alternators to return power to the batteries and supply the boat's needs.
启动发动机。松开刹车制动并选择正确的档位驶回公路。
Turn on the engine. Release the parking brake and select the correct gear to move back onto the road.
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