unprompted
adj
(of an answer or action) not said or done, etc as the result of a hint, suggestion, etc; spontaneous (指回答或行动)未经提示做出的, 自发的
an unprompted offer of help 主动的提出帮助.
🗣️ 情景例句
You may accept this draft by signing.
请你们签字"承兑。
I want you to work for yourself, and for the well-being fo the society.