YOU SAID:

While mechanical translation is possible (and reasonable efficient), it doesn't always produce the results you would expect.

INTO JAPANESE

機械翻訳は可能ですが（合理的に効率的）、期待どおりの結果が得られるとは限りません。

BACK INTO ENGLISH

Machine translation is possible (reasonably efficient), but not always as expected.

INTO JAPANESE

機械翻訳は可能ですが（合理的に効率的）、常に期待どおりではありません。

BACK INTO ENGLISH

Machine translation is possible (reasonably efficient), but not always as expected.