[mǎ shàng]
（立刻） at once; immediately; straight away; right away; at the drop of a [the] hat
leaped at the chance
馬上抓住機會
She told him to leave the room at once.
她要他馬上離開房間。
I got in touch with him immediately after I received the letter.
我接信后馬上和他聯系。
I'll telephone him straight away.
我馬上就打電話給他。
I love to travel, I'm ready to go at the drop of a hat.
我喜歡旅游， 我準備馬上就去。
Are you leaving right away?
你馬上就走嗎?
She'll come in a moment [crack].
她馬上就來。