unblock
verb- unblock something
to clean something, for example a pipe, by removing something that is blocking it 疏通（管道等）；清除…障碍 Oxford Collocations DictionaryUnblock is used with these nouns as the object:- drain
- sink
- toilet
- …
- unblock something
to make it possible to use a mobile phone again after it has been stopped from working as a security measure 解除锁定： 使其成为安全措施后，可以再次使用手机Does anyone know how I can get my phone unblocked? 有人知道我怎么才能让手机畅通吗？ You will need a code to unblock your phone. 您需要一个代码来解锁您的手机。