Many people believe that grammar is the sine qua non of language learning.
许多
认
学习语法在学习语言中是必不可少
。
；以…身份或资格Many people believe that grammar is the sine qua non of language learning.
许多认学习语法在学习语言中是必不可少。
Qua father, he pitied the young man; qua judge, he condemned him.
, 
同情那个年轻; 法官, 将定罪。
Money, qua money, cannot provide happiness.
钱本身不能给以快乐。
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工审核，其表达内容亦不代表本软件
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