promptly
🇺🇸
/ˈprɑːmptli/
🇬🇧
/ˈprɒmptli/
without delay
Please reply promptly to the email.
請及時回覆這封郵件。
exactly on time
The meeting starts promptly at 9 AM.
會議準時在上午9點開始。
right away
He promptly answered the question.
他立刻回答了問題。