economical and practical

常见例句

This model of typewriter is efficient and durable, economical and practical for middle school students.
這個型號的打字機對中學生來說，高傚、耐用、經濟、實惠。
And when I have the honour of seeing her again, I shall certainly tell her how modest, economical and practical you are.
我下次有幸再見到她時，一定會告訴她你多麽謙虛，多麽勤儉，多麽實際。
The practice shows that these measures are simple, economical and practical, and the reliability of the control system is improved.
實踐表明，這些軟件抗乾擾的措施簡單易行、經濟實用，提高了控制系統的可靠性。

Smart cities and homes have gained extra urgency in recent years because advances in technology now make a lot of innovations—like shutting off your air conditioner from the car—practical and economical.
FORBES: Panasonic's Next Product: A Small Green Town