Let's review the last lesson before starting a new one.

我们在讲新课之前复习一下旧课。

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Note the option must be set before starting a new campaign!

请注意之前，必须开始一个新的运动设置选项！

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Thus, the common message is that before starting a new story the team should evaluate various options which might add value.

综上所述，人们基本上都认为在开始新故事之前，团队应该多方面考虑怎样可以增加价值。

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His doctors told him to wait two-and-a-half weeks before starting a new schizophrenia medicine.

FORBES: Jazz, Schizophrenia And Side Effects

Do you believe there are founding fathers who voted for ratification of the U.S. Constitution who would have approved of the federal government requiring Americans to first obtain affirmative permission from government authorities before starting a new job?

FORBES: Should Americans Get Permission from the Federal Government Before Being Allowed to Start a New Job? That's One of the Questions for Congressional Supporters of the New E-Verify Bill

Record labels target college radio stations as vehicles for generating buzz for a new band before starting a major tour or seeking mainstream radio play.

CNN: Music sites turn college students into street marketers