YOU SAID:

the sound of the saw must be known by the tree

INTO JAPANESE

のこぎりの音は木に知られている必要があります

BACK INTO ENGLISH

The sound of a saw needs to be known to the tree

INTO JAPANESE

のこぎりの音を木に知らせる必要があります

BACK INTO ENGLISH

You need to let the tree know the sound of the saw

INTO JAPANESE

あなたは木にのこぎりの音を知らせる必要があります

BACK INTO ENGLISH

You need to let the tree know the sound of a saw

INTO JAPANESE

あなたは木にのこぎりの音を知らせる必要があります

BACK INTO ENGLISH

You need to let the tree know the sound of a saw