Translation

予測可能な / 予想通りの / ありきたりな

Meaning

Able to be known or declared in advance; behaving or occurring in a way that is expected.

Examples

• His reaction was entirely predictable.
  彼の反応は完全に予想どおりだった。
• The outcome of the election was surprisingly predictable.
  選挙の結果は驚くほど予想どおりだった。