As your uncle, I have always tried not to interfere in your affairs and I don't intend to begin now.
作为你的叔叔,我尽量避免干涉你的事情,我现在也不打算这样做。
Be careful! Don't throw your cigarette out of the window. If you do that, you may start a fire. Put it out in the ashtray.
当心!别把香烟丢到窗外。要是你那样做,会引起火灾的。把它熄灭在烟缸里。