YOU SAID:
Tributaries flow downward toward the main river pulled by gravity
INTO JAPANESE
支流は重力によって引っ張られて主要な川に向かって下向きに流れます
BACK INTO ENGLISH
Tributaries are pulled by gravity and flow downwards towards the main river
INTO JAPANESE
支流は重力によって引っ張られ、主要な川に向かって下向きに流れます
BACK INTO ENGLISH
Tributaries are pulled by gravity and flow downwards towards the main river
That didn't even make that much sense in English.