sneak current

例句：

1. 1. The thief sneaked past the security guard to steal the cash from the safe.
   小偷偷偷绕过保安，从保险箱里偷走了现金。
2. 2. She sneaked into the library during the lunch break to read her favorite book.
   她在午休时间偷偷溜进图书馆，去读她最喜欢的书。
3. 3. The thieves were caught by the police, who had already sneaked in and shut off thepower.
   这些窃贼被警察抓住了，他们已经偷偷进入并切断了电源。