YOU SAID:

if it looks like a duck, and sounds like a duck, it must be a duck.

INTO JAPANESE

、アヒルのように見え、アヒルのように聞こえる場合はアヒルでなければならないそれ。

BACK INTO ENGLISH

And it must be a duck, looks like a duck, sounds like a duck.

INTO JAPANESE

それはアヒルする必要があります、アヒルのように見えます、アヒルのように聞こえます。

BACK INTO ENGLISH

Sounds like a duck, looks like a duck, it is duck should be.

INTO JAPANESE

アヒルのような音、アヒルのように見える、それはアヒルする必要があります。

BACK INTO ENGLISH

You need, sounds like a duck, looks like a duck it is a duck.

INTO JAPANESE

必要に応じて、アヒルのように聞こえるアヒルはアヒルのように見えます。

BACK INTO ENGLISH

If necessary, sounds like a duck duck looks like a duck.

INTO JAPANESE

必要に応じて、アヒルはアヒルに見えるアヒルのように聞こえる。

BACK INTO ENGLISH

If necessary, the duck sounds like duck duck looks.

INTO JAPANESE

必要に応じて、アヒルのような鴨音アヒルに見えるの。

BACK INTO ENGLISH

The duck quacks like duck sound looks as needed.

INTO JAPANESE

アヒルは鳴く鴨音は必要なようです。

BACK INTO ENGLISH

The duck quacks the duck sound seems necessary.

INTO JAPANESE

アヒルの鳴き声鴨音は必要なようです。

BACK INTO ENGLISH

Duck calls duck sound is required.

INTO JAPANESE

アヒル鴨感じが必要です。

BACK INTO ENGLISH

Duck duck feels is necessary.

INTO JAPANESE

アヒル鴨感じは必要です。

BACK INTO ENGLISH

Duck duck feels is necessary.