This has become a quick fix to the "failure" of national production – increasing food supply has become a substitute for a real food security policy.
增加食物供给已成为每个国家应对产能不足的快速办法，这替代了在应对食物危机方面应采取真实的安全政策。
Is it unfair for the one who play a role as your substitute when you failure in love? Maybe it will cause more people be hurt in that circumstances.
如果你失恋了，让别人成为你以前感情的替代品，这是否对于别人来说不太公平？
Improper use of word duplex, but often meant to signify a second equipment or computing devices which would substitute for original equipment in case of failure.
“双工”这个词的一种不恰当的用法，但经常还是用来指万一出现故障时能代替原先设备的一组后备装置或计算设备。
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