বই Top Notch 3B - ইউনিট 10 - পাঠ 4

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

শক্তি

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

পরিবেশ

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

দূষণ, অপরিষ্কার

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

जलवায়ু পরিবর্তন

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

শক্তি, পাওয়ার

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

নবায়নযোগ্য, বর্ধিতকৃত

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

দক্ষ, কার্যকর

to become larger in amount or size

বাড়ানো, বৃদ্ধি করা

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

বৃদ্ধি, উত্থান

to become less in amount, size, or degree

কমা, হ্রাস করা

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

হ্রাস, কমানো