barrier
构词:barr(多条bar)+ier(具体事物n.)
很多条栏杆组成 n. 栅栏,障碍
相关:bar,barrel;embarrass
搭配:stand behind barriers, police barriers ;natural / age / language / trade barriers;barrier to success / communication; barrier against / between
近义:fence,railing,boundary,hedge;
block,obstacle,obstruction,handicap,limitation,drawback
考点:负面消极方向,近义替换
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