壁垒 bìlěi rampart
rampart; barrier
怎么记住“壁垒”: 壁 partition + 垒 rampart = rampart.
汉字
用法
- A barrier / rampart, mostly figurative - 贸易壁垒 (màoyì bìlěi) trade barriers; 技术壁垒 (jìshù bìlěi) technical barriers; 壁垒分明 (bìlěi fēnmíng) sharply divided into opposing camps.
- The figurative 'barrier to entry' sense dominates in economics and business. Written/formal.