very easy to do or understand
非常容易做或理解
"For him, solving math problems is as easy as ABC."
"对他来说，解决数学问题非常容易。"
a mysterious or unexplained force in a system or person
to cause a sudden failure; to interrupt a process abruptly
a method of hacking that tries all possible combinations of...
to be in trouble, especially with someone you care about
to end up in a particular situation
to catch someone in the act of doing something wrong
