Economising
(economise 的現在分詞) vi.vt. 節約, 避免浪費, 節省\\n[經] 節約
??? 情景例句
I've had a pretty high fever since yesterday morning.
從昨天早上起，我就一直發高燒。
The air conditioner is out of order.
這空調壞了。
I've live here for twenty years.
我在這里住了20年了。