籍 Top Notch 3B - 第 10 单元 - 第 4 课

the physical and mental strength required for activity, work, etc.

能量

the natural world around us where people, animals, and plants live

环境

a change in water, air, etc. that makes it harmful or dangerous

污染, 污染物

a permanent change in global or regional climate patterns, including temperature, wind, and rainfall

气候变化

the energy that is obtained through different means, such as electrical or solar, to operate different equipment or machines

能量, 功率

describing a contract, agreement, etc. that can be continued for a further period of time

可再生的, 可延续的

(of a system or machine) achieving maximum productivity without wasting much time, effort, or money

高效的, 有效的

to become larger in amount or size

增加, 增大

a rise in something's amount, degree, size, etc.

增加, 增长

to become less in amount, size, or degree

减少, 降低

the process or act of having or causing a reduction in quality, size, quantity, intensity, etc.

减少, 降低