Kinetic energy is stored in the hammer as it is swung, and suddenly released to the nail and board when the hammer strikes the nail.
当锤子摆动时势能就储存在锤子中，而当锤子敲向钉子时，储存于锤子中的能量就突然向钉子和木板释放。
Each day you hammer a nail, place a board or erect a wall. Build wisely. It is the only life you will ever build.
每天你都会钉个钉子，放块木板或砌一面墙。明智地营造你的房子。这是你唯一可以营造的生活。
Think of yourself as the carpenter. Tjink about your house. Each day you hammer a nail, place a board, or erect a wall. Build wisely.
把你自己当成那个木匠。想想你的房子。每天你都会钉个钉子，放块模板或砌一面墙。明智地建造你的房子。
While Wilbur ate, Lurvy fetched a hammer and some 8-penny nails and nailed the board in place.
就在威伯饱餐之际，鲁维取了把锤子和一些八分长的钉子来，把那块板子钉了回去。
While Wilbur ate, Lurvy fetched a hammer and some 8-penny nails and nailed the board in place.
威尔伯吃食的时候，勒维拿了锥子和钉子，把松了的栏板钉好。
A hammer frame board is changed into a single layer prismatic shape or an I shape to save steels of the rotor part of the crusher 30%, and thus the cost is lowered.
将锤架板改为单层棱形或工字形，使粉碎机转子部分节省钢材30%，降低了成本。
In trying to remove the nail from the board, he used the hammer to wiggle it backward and forward.
他用锤子左右来回敲松钉子，试图把它从板子上取出来。
In trying to remove the nail from the board, he used the hammer to wiggle it backward and forward.
他用锤子左右来回敲松钉子，试图把它从板子上取出来。
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