dilutions例句

"Aromatherapy oils" are not pure essential oils but dilutions.
“香薰精油”并非纯精油,而是经过稀释的。

'Aromatherapy oils' are not pure essential oils but dilutions.
“香薰精油”并非纯精油,而是经过稀释的。

Dilutions are not exactly the same.
稀释度并不是恰好相同.