1. 不知其名的;無(wú)名的 You describe people or things as nameless when you do not know their name or when they do not have a name.
e.g. They can have their cases rejected, without reasons being given, by nameless officials. 他們的訴求可能會(huì )被一些不知姓名的官員們莫名其妙地駁回。
2. 不宜說(shuō)出名字（或名稱(chēng)）的 If you say that someone or something will remain nameless, you mean that you will not mention their name, often because you do not want to embarrass them.
e.g. A local friend who shall be nameless warned me that I was in for trouble soon. 一個(gè)不便說(shuō)出其名的當地朋友警告我，我不久肯定會(huì )有麻煩。
nameless英英釋義
adj
1. being or having an unknown or unnamed source
e.g. a poem by an unknown author corporations responsible to nameless owners an unnamed donor