1. 名詞
   barrier複數: 屏障, 路障
   障礙, 阻礙
   隔閡
   障礙物, 壁壘
   柵欄
   界線
   海關關卡
   (英式)剪票口
   barriers to ...(事物):
   對...的障礙
   

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   同義字詞
   barricade,fence,hedge,wall
   

例句

1. Results: few security barriers .
2. What barriers do you experience ?
3. Potential barriers to implementation; 6.
4. This is because Togs have wetness barriers .
5. We refer to these as " barriers to exercise".
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