very soon; in a short period of time

बहुत जल्दी; थोड़े समय में

English Usage: I will call you back in a moment.

Hindi Usage: मैं आपको शीघ्र ही वापस कॉल करूंगा।

After a while; eventually

कुछ समय बाद; अंततः

English Usage: By and by, she will understand what we meant.

Hindi Usage: शीघ्र ही उसको समझ में आएगा कि हम क्या कहना चाहते थे।