economical造句
Mexican cookery is
economical, she says. Nothing goes to waste.
“墨西哥的烹调注重俭省，”她说，“任何东西都不会浪费。”
Fans of electric cars say they are clean, quiet and
economical.
电动汽车迷们说，电动车清洁、无噪音而且经济。
It is
economical to run and ecologically sound.
这样做比较经济，而且不会破坏生态。