及物动词

1. He economized by using trams instead of taking a taxi every time he went to school.
他上学搭电车而不坐出租汽车，以节省钱。

不及物动词

1. He economized by using buses instead of taking taxis.
他不坐出租车而改乘公车以节省钱。

2. We have to economize on water during the dry season.
我们在旱季不得不节约用水。

1. 节约：economization 节约 | economize 节约 | economizer 节约者

2. 节俭,节约：economic value经济价值 | economize节俭,节约 | economy经济

3. 使经济化：inventory 存货 | economize 使经济化 | tadpole 蝌蚪

4. 省油器：泄油阀 spill valv | 省油器 economize | 真空加浓器 vacuum booste

verb

1. use cautiously and frugally

e.g. I try to economize my spare time
conserve your energy for the ascent to the summit

Synonym: conservehusbandeconomise

2. spend sparingly, avoid the waste of

e.g. This move will save money
The less fortunate will have to economize now

Synonym: saveeconomise