YOU SAID:

the muscular and skeletal systems are very, very interesting.

INTO JAPANESE

筋肉と骨格のシステムは非常に興味深いものです。

BACK INTO ENGLISH

The muscular and skeletal system is very interesting.

INTO JAPANESE

筋肉と骨格のシステムは非常に興味深いです。

BACK INTO ENGLISH

The muscular and skeletal system is very interesting.