Roestone
n. [地]鮞粒巖,魚卵石
??? 情景例句
I feel feverish.
我有點發燒。
Neither fish nor flesh (nor good red herring).
非驢非馬；不倫不類。
Though these large machines still exist, many of their functions have been taken over by small powerful personal computers, commonly known as PCs.
雖然這種大計算機仍然存在，但它們的許多功能已被體積小但功能齊全的個人電腦——即我們常說的PC機——所代替了。