at any one time

Only a small fraction of a bank's total deposits will be withdrawn at any one time.

任何时候，一家银行的总存款只有少量会被提取。

Do you like to have many projects on the go at any one time?

你喜欢一次忙多个项目吗？

Only one-half of the attendees could fit into the large hall at any one time.

这个大厅一次只能容下一半的出席者。