在有些技术上，电源和接地引脚会伸出到边界或者边界外面。
In some technologies, power and ground pins extend to the edge or outside the boundary.
使插块灵活可靠地伸出到导轨架标准节角钢上，并能可靠缩回。
Make the inserting block stretch out to the Angle steel of guiding track framework, and can draw back reliably.
当你跨太大步，另一件会发生的事情是，那时你将…将你的脚伸出到前方，并将腿打直。
The other thing that happens when you overstride is that when you stick your… your foot out in front of you and make your leg stiffer.
因为当你在将腿伸出到前方时，从你身体重心要赶上双脚所花费的时间来看，你其实是在减慢速度。
Because when you stick your leg out in front of you, you actually decelerate, from the time it takes the center of mass of your body to get over your foot.
因为当你在将腿伸出到前方时，从你身体重心要赶上双脚所花费的时间来看，你其实是在减慢速度。
Because when you stick your leg out in front of you, you actually decelerate, from the time it takes the center of mass of your body to get over your foot.
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