為什么不通過?

s?=?set(['Adam',?'Lisa',?'Paul'])
L?=?['Adam',?'Lisa',?'Bart',?'Paul']
for?name?in?L:
????if?name?in?s:
????????s.remoce(name)
????else:
????????s.add(name)
print?s

運行失敗

Traceback (most recent call last):
?File "index.py", line 5, in <module>
? ?s.remoce(name)
AttributeError: 'set' object has no attribute 'remoce'