维持英语怎么说
Police officers were deployed to maintain order in different cities.
Wasting food means losing not only life-supporting nutrition but also precious resources, including land, water and energy.
Maintenance for a given body design of an organism is relatively constant.
The key will be to abandon the rather simple and static measures of sustainability, which centre on the need to maintain production without increasing damage.
When our Sun later became hotter, the continued removal of atmospheric carbon dioxide and methane by early bacteria kept Earth's climate from becoming too hot to sustain life.
Fingers with grip to their heating, only last moment.
Many families struggle to make ends meet.
They scraped a living by playing music on the streets.
If not cultivated, it will not survive: "Childhood curiosity is a collaboration between child and adult."
I was still working on and off as a waitress to support myself.
I had just enough money to make ends meet until payday.
If you can provide gamer-to-gamer sales inside the game, you can maintain control of this market.
It is farmers that are pushing for the advancements due to ever-increasing labor vacancies, making it difficult to maintain large-scale operations.
Repeat throughout the day to maintain the efficacy.
She earns her living as a freelance journalist.
The problem is that such an impulse is hard to sustain.
The tanker visits on average just once a week. The water it delivers lasts only four days.
The food supplies necessary to sustain the large vent communities, however, must be many times the ordinary fallout.
There are a few quarters left for species to migrate through without help.
Wage rates must be maintained in order to maintain the purchasing power of the consumer.
Influence decays steadily over time, thereby compelling vassals to work constantly for their faction, performing tasks to maintain their status.
"It doesn't really have to consume much prey to maintain its way of life, " Rosa said.
Hunt and Lipo contend that moai-building was an activity that helped keep the peace between islanders.
The sympathoadrenal system is unable to maintain cerebral perfusion pressure in the upright posture.
The core origin-of-life event, in the Deacon model, is getting something like an autocell to maintain itself in its environmental context.