Clocks and watches, can return to the starting point, but it is not yesterday.
钟表，可以回到起点，却已不是昨天。
He did not wish to drive the crisis beyond the point of no return.
他并不希望把危机推到无可挽回的地步。
The clock hand can return to the original point, but it is not that of yesterday.
时钟的指针可以回到最初的起点，却已不是昨天的那个时候。
If you fail again, you lose the point even though your opponent has not even had to return the ball.
如果是双误，对手即使没有还球，发球方也会失分。
If you fail again, you lose the point even though your opponent has not even had to return the ball.
如果是双误，对手即使没有还球，发球方也会失分。
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