barrier

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【词性】：n．

【释义】：

障，屏障，障壁

break the barrier of the skin使腠理开泄

placental barrier胎盘障壁

sterility barrier不孕性障碍

the barrier of the skin腠理

When pathogenic wind attacks，it tends to break the barrier of the skin．风邪为患，易使腠理开泄。