他一时半刻还回不来。

He won't be back for a little while yet.

《新英汉大辞典》

请允许我在你身边闲坐半刻，过一会儿，我再完成手头的工作。

I ask for a moment's indulgence to sit by thy side. The works that I have in hard I will finish afterwards.

youdao

因为这个年轻的夫人还没有完全把衣服穿好，因此布鲁克斯太太知道，苔丝一时半刻不会下楼。

As the young lady was not fully dressed Mrs Brooks knew that she would not emerge again for some time.

youdao