balkerWiktionary 原文英美构词拆解balkbalk词干er-er后缀-er(added to verbs) A person or thing that does an action indicated by the root verb; used to form an agent noun. · (added to verbs, informal) A person or thing to which the root verb is done or can be done satisfactorily.词源说明From balk + -er.释义名词noun1Someone or something that balks; a naysayer.2obsoleteA person who stands on a rock or eminence to observe shoals of herring, etc., and to give notice to the men in boats which way they pass.