YOU SAID:

We are going on a long hike in the forest while picking mushrooms

INTO JAPANESE

キノコを採りながら、森で長いハイキングをしている

BACK INTO ENGLISH

is picking mushrooms and taking a long hike in the forest

INTO JAPANESE

マッシュルームを摘んで森で長いハイキングをしている

BACK INTO ENGLISH

is picking mushrooms and taking a long hike in the woods

INTO JAPANESE

マッシュルームを摘んで森の中で長いハイキングをしている

BACK INTO ENGLISH

is picking mushrooms and taking a long hike in the woods