| 释义 |
frontier area短语¹⁴⁴⁹⁷²⁺²
基本例句
边缘领域
The frontier area of minority nationalities provides an important protective screen for national unity and security, and the state economic construction and the reform and opening up.
边疆民族地区是维护祖国统一和安全，保证国家经济建设和改革开放顺利进行的重要屏障。 cnki
Green Chemistry is a frontier area, which is expected to develop benign methods for eliminating environmental pollution caused by the use of harmful chemical agents.
绿色化学是时代发展的必然，无污染或少污染的绿色分析化学技术是分析化学的发展方向。 chemyq
The line or frontier area separating political divisions or geographic regions; a boundary.
边境政治划分或地理区域的分隔线或边界； iciba |