barrier
'bæriә
基本解释
n. 障碍, 栅栏
[化] 势垒; 阻片; 阻挡层
英文释义
n. a structure or object that impedes free movement
n. any condition that makes it difficult to make progress or to achieve an objective
n. anything serving to maintain separation by obstructing vision or access
词形变化
上一个单词：barrientos
下一个单词：barrier capacitance