Do you know these words?

• たいへんですね

  That's tough, isn't it? ; That's a pity. (used when expressing sympathy)

• うんえい（を）する

  to operate ; to manage ; to run

• せきを　はずす

  to step out ; to be not in his work station

• みのがす

  to overlook ; to let slip

• 〜とう

  and others