YOU SAID:

Ducks can swim, so they’re fish.

INTO JAPANESE

アヒルは泳ぐことができるので、彼らは魚です。

BACK INTO ENGLISH

Because ducks can swim, they are fish.

INTO JAPANESE

アヒルは泳ぐことができるので、魚です。

BACK INTO ENGLISH

Ducks are fish, so you can swim.

INTO JAPANESE

アヒルは魚なので、泳ぐことができます。

BACK INTO ENGLISH

Ducks are fish, so you can swim.