connected with trade, industry, and the management of money; of economics
"aspects of social, political, and economical life"
"an economic use of home heating oil"
"a modern economical heating system"
"an economical use of her time"
"he wrote the book primarily for economic reasons"
"gave up the large house for economic reasons"
"in economic terms they are very privileged"
"it was no longer economic to keep the factory open"
"have to keep prices high enough to make it economic to continue the service"
It hadn't the remotest connection with..economic necessity, it was..self-indulgence.
出自： J. Braine
The main economic drawback of the diesel carsits pricesremains.