有勇气；胆敢to be courageous; daring

• 敢说实话

  not afraid to speak the truth

• “敢”字当头

  put daring above all else

有胆量做to dare

• 敢想敢干

  dare to think and act

• 他们只敢在夜里走路。

  They only dare to walk at night.

有把握to be sure

• 我不敢肯定是哪一天的事

  I can't say for sure which day it happened

<书；谦>to venture

• 敢问

  may I ask

• 敢陈己见。

  I venture to state my own view.

莫非，怕是<方>can it be that