4周搞定2000+托福核心词
accreditation = ac(加强) + cred(相信) + ity(表性质) + ate(表动词) = 加强信用→委派
acidity = acid(酸) + ity(表性质) = 酸的性质→酸性
稀缺，不足
scarcity
常考释义
Because of the importance of nutrients and their scarcity, nutrient recycling is one of the most significant eco-system processes that we’ll cover in this course.
由于养分的重要性和贫乏性，营养回收就变成整个生态系统过程中最重要的一步。
来源于：听力OFFICIAL10 L3n. 不足；缺乏
One is the scarcity of capital.
理由之一是资本不足。
If we do not, it rapidly becomes a world of scarcity.
如果我们没有这样做，它会很快变成一个缺乏资源的世界。
Because of the importance of nutrients and their scarcity, nutrient recycling is one of the most significant eco-system processes that we’ll cover in this course.
由于养分的重要性和贫乏性，营养回收就变成整个生态系统过程中最重要的一步。
来源于：听力OFFICIAL10 L5It could be, too, that warfare became a competitive response to population growth and to the increasing scarcity of prime agricultural land, and that it played an important role in the emergence of the Mayan states.
也可能是，人口增长和日益稀缺的优质农业土地引发了战争，在玛雅国家的出现中发挥了重要作用。
来源于：阅读OFFICIAL41 P3There are, therefore, fewer successful filter-feeders in deep water, and some of those that are there have larger filtering systems to cope with the scarcity of particles.
因此，深水中的滤食性动物很少，这部分滤食性动物中有一部分有较大的过滤系统来应对有机物的稀缺。
来源于：阅读OFFICIAL45 P3以上图片仅供学习交流使用，版权归原作者所有，如有侵权，请与我方联系
