to sneak up
01
悄悄接近, 偷偷靠近
to approach or move towards someone or something quietly, carefully, and usually without being noticed
例子
I always sneak up on my friends during surprise parties. ( present simple )
在惊喜派对上，我总是悄悄接近我的朋友。
The cat sneaked up behind the bird before pouncing. ( past simple )
猫在扑向鸟之前悄悄接近了它。（一般过去时）
