感到困惑

The maze will confuse anyone who enters without a map.

这个让没有地图的任何人感到惑。

The difficult problem present by him entangle the conferee.

他所提出的问题使与人士感到惑。

The professor is never at a nonplus, and never perplexed by a problem.

那位教授从来不感到惑，也不被任何问题所难倒。

He was still more perplexed, for this inconsequent smile made nothing clear.

他依然更加感到惑，因为这突如其来的一笑，使他感到莫名其妙。