ortho

畅通词汇  
['ɔːθəʊ]     ['ɔːθoʊ]    
  • adj. 正色(性)的
  • pref. 正确;直;正;原
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正确

ortho的用法和样例:

例句

用作前缀 (pref.)
  1. Phosphoric acid produced by the wet process is in the ortho form.
    用湿法生产的磷酸呈正磷酸状态。
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