investment

Buying a high-quality winter coat is a good investment because it will last for many years.

(Chinese) 买一件高质量的冬装是一项很好的投资，因为它能穿很多年。

The city government announced a multi-million dollar investment in the new subway system.

(Chinese) 市政府宣布对新的地铁系统进行数百万美元的投资。