at least 至少
At least that's the theory.
至少理论上是这样。
At least that's my perception.
至少这是我的看法。

do the crime 犯了罪
Don't like the process, don't do the crime.
不喜欢这个程序就不要犯法。
Hey! Don’t do the crime if you can’t do the time.
嘿，若要人不知，除非己莫为