The bottom line is, time is a powerful force.
总而言之，时间是一种强大的力量。
Side and bottom contact shoes are spring loaded to provide the necessary contact force.
边触式和下触式集电靴装有弹簧用来提供所需的接触压力。
The brute force method is to try each and every one from top to bottom.
蛮力的方法是尝试每一个从上到下。
The brute force method is to try each and every one from top to bottom.
蛮力的方法是尝试每一个从上到下。
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