n.立誓词者，宣誓作证者...

There is also a group of verbs known as the semi deponent verb.另外有种动词称为半被动形主动义的动词(semideponentverbs)....

deponent的音标：deponent的英式发音音标为：[dɪ'pəʊnənt]deponent的美式发音音标为：[dɪ'poʊnənt]...