unusual; different from the norm
不寻常;不同于常规 (bù xúncháng; bù tóng yú chángguī)
"His offbeat sense of humor makes everyone laugh."
"他的离经叛道幽默让每个人都笑了。" (Tā de **lí jīng pàn dào** yōumò ràng měi gèrén dōu xiào le.)
to stay positive and hopeful in a difficult situation
to behave in a way that fits a particular role or situation
It’s better to hold onto something you have than risk losing...
very rarely
A very complex or unsolvable problem.
a student who is favored by the teacher