n.稀释( dilution的名词复数 );
例句:
Dilutions are not exactly the same.
稀释度并不是恰好相同.
'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.