I knew straight away what you were thinking. 我立刻就知道你在想什么了。
We don't need to go straight off - we can stay for a little while. 我们用不着马上就走——我们可以呆一会儿。
If anything happens, call me straight away.
If you give me the job, I can start straight away.
We knew straight away that we'd be friends.
Synonyms: directly (SOON) forthwith instantlynow
See also: straight adverb (IMMEDIATELY)