我乘坐的独木舟船头坐着个男孩，他用简陋的弹弓——橡皮弹架和皮索——发射石弹击打飞鸟。
The boy in the bow of my canoe slapped stones at birds with a simple sling, a rubber thong and leather pad.
比方说，当你想要重新拾起荒废已久的钢琴时，不要多想，去在48小时内找一架来弹吧，看看到底感觉怎么样。
If you think you might want to take up piano again, instead of "thinking about it," just go play one within 48 hours, and see how it feels.
它利用雷达和光学传感器来计算出入弹的道弹的轨迹，然后从一车顶架(图)发射出射弹去拦截导弹。
It USES radar and optical sensors to calculate the trajectory of an incoming warhead, and then intercepts it with a projectile fired from a roof-rack (pictured).
该报告中描述了一架阿帕奇直升机在遭遇攻击后发射警示弹，而它的反应被形容为“火力升级”。
This report described an Apache helicopter firing warning shots after coming under fire. Its reaction was described as “an escalation of force.”
他后来解释说那家人不可能有钱，因为两个人在弹同一架钢琴。
He later explained that the family couldn't be rich because two people were playing on the same piano.
如果你一直在一架准调的钢琴上练习，那么当你弹一架跑调的钢琴的时候，你会觉得很困难。
If you always practice on a tuned piano, you will have a difficult time playing on one that is out of tune.
机枪手从三脚架上移除机枪，副抢手拿上三脚架，送弹员则应随机应变。
The gunner removes the gun from the tripod, the assistant gunner takes the tripod, and the ammo bearers act according to the situation.
森林服务部拥有一架飞机，希望用来在火场投掷水弹。
The Forest Service had a plane that it wanted to use to drop water bombs onto wildfires.
人生就像一架钢琴。你得到什么取决于你怎样弹它。
Life is like a piano... what you get out of it depends on how you play it.
主拉簧一端连接在插架的中部，另一端与弹板的一端连接；
One end of the main tension spring is connected with the middle of the insertion frame, another end is connected with one end of the rebounding plate.
主拉簧一端连接在插架的中部，另一端与弹板的一端连接；
One end of the main tension spring is connected with the middle of the insertion frame, another end is connected with one end of the rebounding plate.
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