unknown sources是什么意思

Question

如题所述

Answer 1

unknown sources
未知源；未知来源；未知的来源
例句
1.Do not accept pairing nor connection requests from unknown sources.
不要接受来自于不认识的出处的配对或者连接请求。
2.Viruses can be reduced by not opening email from unknown sources.
病毒可以通过不打开未知来源的电子邮件来减少。

Answer 2

unknown sources
未知来源
双语对照

例句:
1.
Athletes take unknown substances, procured from unknown sources and with uncertainresults.
.
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Answer 3

unknown sources
未知来源

例句:
1.
Athletes take unknown substances, procured from unknown sources and with uncertain results.

2.
But he declined to identify the specific local cases with unknown sources.