You know I can't talk to him right now.我现在不能和他说话

right now:立刻；马上

I can use a cold beer right now!

我真想马上喝一杯冰啤酒。

She's out do some shopping right now.

她现在出去买此东西。

Hanna, are you in some kind of trouble? 汉娜，你惹上什么麻烦了

in trouble:处于困境

I'm in trouble with the police over drugs.

我因毒品事落入警方手中。

You are always getting yourself in trouble.

你总是给自己找麻烦。