quaternary怎么读/quaternary的发音
英： 美：
quaternary是什么意思
音标/读音 [kwә'tә:nәri]
◎ 单词释义
a. 四个一组的, 四元的, 四价的, 季的
[计] 四进制的, 四元的
n. last 2 million years
quaternary的用法和双语例句：
1. The quaternary sector of the economy includes information technology and knowledge-based services.
经济的第四产业包括信息技术和知识型服务。
2. Geologists study the quaternary period to understand recent climate changes and human evolution.
地质学家研究第四纪时期，以了解近期的气候变化和人类进化。
3. This city's economy relies heavily on its quaternary industries, such as consulting and research.
这个城市的经济严重依赖其第四产业，如咨询和研究。
4. The quaternary structure of a protein involves the arrangement of its multiple subunits.
蛋白的四级结构涉及其多个亚基的排列。
5. During the quaternary glaciation, large parts of the Northern Hemisphere were covered by ice.
在第四纪冰期期间，北半球的大片地区被冰雪覆盖。
6. The development of the quaternary sector has been a major trend in modern economies.
第四产业的发展是现代经济中的一个主要趋势。
7. Paleontologists have found many fossils from the quaternary period in this region.
古生物学家在这个地区发现了许多来自第四纪时期的化石。
8. Understanding the quaternary structure is crucial for comprehending how this enzyme functions.
理解这种酶的四级结构对于了解其功能至关重要。
9. The quaternary economic activities often require a highly skilled workforce.
第四产业的经济活动通常需要高度熟练的劳动力。
10. The study of quaternary geology helps predict future environmental changes.
第四纪地质学的研究有助于预测未来的环境变化。