Sometimes he would sneak out of his house late at night to be with me.有时候他会在深夜偷偷溜出他的家来陪伴我。
I managed to sneak a note to him.我设法偷偷给他递了张条子。
You sneak a look at your watch to see how long you've got to wait.你偷偷看一眼手表,看还要等多久。