sneak up on

Don't sneak up on people like that.

别跟个鬼一样突然出现在我背后。

At 2 a. m. Mrs. Culkin was convinced that she had heard a prowler in the living-room. Tiptoe down-stairs, she told her husband, "Don' t turn on the lights. Sneak up him before he knows what's happening." Dutifully Mr. Culkin put on his robe.

半夜两点，科尔肯太太确信听到客厅有贼，便对丈夫说：“别开灯，蹑手蹑脚下楼，别让贼发觉，悄悄靠近他。”科尔肯先生披上外套，责无旁贷地去捉贼。

I managed to sneak up on him when you knocked on the door.

你敲门的时候，我设法悄悄靠近了他。

How to propose to your girlfriend: Dress up like a giant panda, sneak up behind her on a train, and drop down on one knee.

求婚新招：把自己穿成一只大熊猫，在高铁上悄悄接近她，然后跪下来向她求婚。

The quiet ones always sneak up on you.

有些人总是不鸣则已一鸣惊人.

Sometimes our expectations sneak up on us unawares.

有些时候，我们期待的事情会不期而至。

Don't sneak up on me like that! You gave me quite a shock!

别那样鬼鬼祟祟地靠近我! 你真把我吓了一跳!

Jeff was trying to sneak up on me.

杰夫正在偷偷靠近我.