YOU SAID:

the involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wave-like movements that push the contents of the canal forward.

INTO JAPANESE

腸または別の運河の筋肉の不随意の収縮と弛緩により、運河の内容物を前方に押し出す波のような動きを作り出します。

BACK INTO ENGLISH

Involuntary contraction and relaxation of the gut or another canal muscle creates a wave-like movement that pushes the canal contents forward.

INTO JAPANESE

腸または別の運河の筋肉の不随意の収縮と弛緩は、運河の内容物を前方に押す波のような動きを作成します。

BACK INTO ENGLISH

Involuntary contraction and relaxation of the gut or another canal muscle creates a wave-like movement that pushes the canal contents forward.