您要查找的是不是：
- Engine Start Before Launch 发射前发动机启动
- Debug a spacecraft before launch; debug a computer program. 发射前排除航天机故障; 排除程序中的错误
- Well,let's start before the pool gets too crowded. 嗯，让我们在游泳池挤满人之前开始游吧！
- Can you make this old engine start? 你能发动这台旧发动机吗?
- Can you make this old engine start ? 你能发动这台旧发动机吗?
- We will start before daybreak, rain or shine. 不问天晴下雨,我们都要在天亮前动身。
- The strakes would be difficult to remove before launch. 整流罩很难在发射前去掉。
- If you go at all, better start before sunrise. 如果你真的要走，最好在日出前动身。
- We planned to start before lunch but the rain forced us to hold up. 我们原定午饭前出发，但因天雨不得不推迟了。
- We still start before daybreak tomorrow, rain or shine. 无论晴雨,我们准备明天动身。
- What if my engine starts to whine? 要是我的发动机拉缸了怎么办?
- We will start before daybreak tomormw, rain or shine. 无论晴雨,我们准备明天拂晓动身。
- The engine started up immediately. 发动机立刻开始运转。
- The engine started up with a roar. 引擎一声响后发动起来了。
- What is the name of the hydraulic lock that secures a Viper in place before launch? 在起飞前固定毒蛇机的液压闸叫什么名字?
- When I pull this knob, the engine starts. 当我拉这个把手时，发动机就启动了。
- The engine starts in a thundering way. 发动机发出雷鸣般的声音。
- The team validated the in-orbit signals, which met expectations and correlated with ground tests before launch. 该小组确认了在轨信号符合预期的目标，并且与发射前进行的地面测试相符。
- Before launch the sale plan,we should go on a fishing expedition to the potential of the market. 在实施此项销售计划之前，我们必须先试探一下目标市场的潜力。
- I'm hopeful that both will stay in, but one of them might be tweeked a bit before launch. 我们希望这两个都能保持在游戏里，但是其中一个将在午饭前被微调。
