YOU SAID:

And then he said “This isn't very efficient.”

INTO JAPANESE

そして、彼は「これはあまり効率的ではない」と言った。

BACK INTO ENGLISH

And he said, "This is not very efficient."

INTO JAPANESE

そして、彼は言った、 "これはあまり効率的ではありません。"

BACK INTO ENGLISH

And he said, "This is not very efficient."