更多economizer例句

1. If fuel is cheap and the engineer unskilled, a compound engine would be a poor economizer.
2. It thus appears, like tobacco, to be in general an economizer of vital energy and an aid to effective nutrition.
3. The economizer and the stoker gear and worm were driven by a Brotherhood three cylinder hydraulic engine.
4. Nature, said Lester Ward, is a spendthrift, man an economizer.
5. He was the plodder, the bookkeeper, the economizer, the man who had an eye for microscopic details.