1·Hospital beds were scarce and medicines were practically non-existent.
当时医院病床紧缺，药物根本所剩无几。
—— 《牛津词典》
2·This policy, they say, is at best confused and at worst non-existent.
他们说这项政策说好听点是混乱不清，说不好听点就是根本不存在。
—— 《柯林斯英汉双解大词典》
3·Manners nowadays in metropolitan cities like London are practically non-existent.
如今在如伦敦这样的大都市中，礼仪实际上是不存在的。
4·Manners nowadays in metropolitan cities like London are practically non-existent.
如今在如伦敦这样的大都市中，礼仪实际上是不存在的。
5·Though no fault of their own, they can suddenly find their productivity deteriorating or quality control non-existent.
虽然不是他们自己的错，但他们会突然发现自己的生产率下降或质量管理失控。
6·"The evidence for kitelifting is non-existent," says Willeke Wendrich, an associate professor of Egyptology at the University of California, Los Angeles.
加州大学洛杉矶分校埃及学副教授韦利克·文德里希说：“没有证据证实（古埃及人利用）风筝抬起重物。”
7·The Chinese doctor took my pulse and asked to see my tongue, both of which were new experiences to me because they are both non-existent in Western medicine.
中医给我把脉并要求看我的舌头，这对我来说都是全新的经历，因为在西医中，这些都是不会有的。
8·Another challenge for more than a million of the most qualified farm workers and managers is a non-existent path to citizenship — the greatest barrier to building a farm of their own.
对于100多万合格的农场工人和管理人员而言，另一个挑战是他们没有办法拥有市民身份——这是他们建立自己农场的最大障碍。
9·In areas where health systems are weak or virtually non-existent, basic data will not be collected.
在卫生系统薄弱或事实上不存在的地区，是不会收集基本数据的。
10·It looks as if their core business is a solution to a non-existent problem.
看起来，它们的核心业务是对一个更本不存在的问题的解决方案。