Once time has gone by, it will never return.

时间一旦消逝，就永不再回来了。

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Time is precious. Nobody can afford to waste time. Once time has gone by, it will never return.

时间是宝贵的，没有人能浪费得起时间，一旦时间流逝后，再也不会回来了。

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Germany has gone bankrupt twice in its more recent history, once in 1923 and the second time after 1945.

德国已经破产两次在其最近的历史中，曾经在1923年和1945年后的第二次。

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After its latest earnings report, where the company revealed margin expansion for the first time in two years, Wall Street has once again gone bullish.

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The proud studio that once put out films like Gone With the Wind and Doctor Zhivago has been reduced to middling hits like Hot Tub Time Machine and outright failures like the recent Fame remake.

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