To build a tunnel, the problem of ventilation must be first solved.

要建造一条隧道，通风问题得首先解决。

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This problem seemed to be complex in the first instance, but it could be easily solved.

这个问题乍一看似乎很复杂，但其实很容易解决。

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These problems must be solved first.

这些问题必须首先解决好。

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What problems will Gates be able to declare he's solved first?

FORBES: Magazine Article

Abe Goldfarb, a Wadjet Eye regular who voices Batra, is also handed an intermittently amusing but slightly bewildering role as a Broadway-loving janitor, whose schtick rather gums up the works of the first major set of puzzles to be solved.

FORBES: Critical mass