YOU SAID:

For the test, they decided to place the swords in a stream with the cutting edge facing up stream.

INTO JAPANESE

テストのために、彼らは最先端が上の流れを向けて流れに剣を置くことにしました。

BACK INTO ENGLISH

For testing, they decided to put their swords in the flow with the cutting edge heading the flow over.

INTO JAPANESE

テストのために、彼らは流れの上に向かう最先端で流れに剣を入れることにしました。

BACK INTO ENGLISH

For testing, they decided to put a sword in the flow with a cutting edge towards the top of the stream.

INTO JAPANESE

テストのために、彼らは流れの上に向かって最先端を持つ流れに剣を入れることにしました。

BACK INTO ENGLISH

For testing, they decided to put their swords in a state-of-the-art flow towards the top of the stream.

INTO JAPANESE

テストのために、彼らは彼らの剣をストリームの上部に向かって最先端の流れに置くことにしました。

BACK INTO ENGLISH

For testing, they decided to put their swords in a state-of-the-art flow towards the top of the stream.