Definition
at any moment; whenever one wishes or is able to.
在任何时间；随时
You can contact us at any time if you have any questions.
如果您有任何问题，随时可以联系我们。
The museum welcomes visitors at any time.
博物馆随时欢迎访客。
Please feel free to use these facilities at any time.
请随时随地使用这些设施。