a barrier to progress

 
       
  • 对进步的阻碍

a barrier to progress的用法和样例:

例句

  1. Poor health may be a barrier to success.
    健康欠佳可能成为取得成功的障碍。
  2. Heavy duties on imports and exports are a barrier to international trade.
    进出口的高关税是国际贸易的障碍。
  3. In vitro mature (IVM) rate and pathenogetic activation rate ofporcine oocytes, at present, are still low, which become a barrier to progress in research ofporcine embryonic engineering.
    但是现有猪卵母细胞体外成熟体系成熟率较低,孤雌激活率和激活质量也较差,制约猪胚胎工程进一步研究。
  4. The wall acts as a barrier to entry .
    这堵墙是入口的屏障。
  5. Poor health may is a barrier to success.
    健康欠佳可能成为取得成功的障碍.
  6. "The system is working as a barrier to recruitment.
    "该体系对招生工作来说是个障碍。

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