- forming nouns denoting a person or thing performing the action of a verb, or denoting another agent构成名词表示“…人”, “…者”, “…器”:
escalator
governor
resistor
词源
from Latin, sometimes via Anglo-Norman French -eour or Old French -eor (see also -ATOR, -ITOR).
- forming nouns denoting a state or condition构成名词表示“状态”, “条件”:
error
pallor
terror
词源
from Latin, sometimes via Old French -or, -ur.
- forming adjectives expressing a comparative sense[构成形容词]表示“比较…”:
junior
major
词源
via Anglo-Norman French from Latin.