economize 托福GRE

I have to economize where I can.

能的地方我都得。

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, 以钱。

The artical detailedly reviews the adhibition of three both series hydrolyze technics in the furfural production and the merit of economize energy resources and increase production.

本文详细途双串联水解工艺在糠醛生产中的应用以及其能、增产等优点。