Economised
(economise 的過去分詞) vi.vt. 節約, 避免浪費, 節省\\n[經] 節約
??? 情景例句
I'd really like to.
我真的希望幫忙。
If you command wisely, you'll be obeyed cheerfully.
倘君指揮有方，人人欣然聽命。
So she's been at this school since September?
這么說來，她自9月份才在這所學校學習？