1ADJ-GRADED [oft ADJ to-infinitive]经济的;省钱的 Something that is economical does not require a lot of money to operate. For example a car that only uses a small amount of petrol is economical . 经济的;省钱的
...plans to trade in their car for something smaller and more economical.
Services could be operated more efficiently and economically.
服务的提供可以更加高效、更加节省。
2ADJ-GRADED 不浪费的;节俭的;节约的 Someone who is economical spends money sensibly and does not want to waste it on things that are unnecessary. A way of life that is economical does not need a lot of money. 不浪费的;节俭的;节约的