(立刻) at once; immediately; straight away; right away; at the drop of a [the] hat 短语和例子 马上抓住机会 leaped at the chance; 她要他马上离开房间。 she told him to leave the room at once. 我接信后马上和他联系。 i got in touch with him immediately after i received the letter. 我马上就打电话给他。 i'll telephone him straight away. 我喜欢旅游, 我准备马上就去。 i love to travel, i'm ready to go at the drop of a hat. 你马上就走吗? are you leaving right away? 她马上就来。she'll come in a moment [crack]