in a way that is fairly good, but not excellent 还可以
There were one or two passably funny jokes but it was mostly dull.
有一两个笑话还算滑稽,不过大多数挺无趣的。
Examples from the Corpus
passably• Indeed, you need to be something of a jack of all trades and passably good at most of them.• Hitting the ball low and passablystraight off the tee is vital, then comes the difficult bit!