n.節(jié)肢動(dòng)物

名詞arthropod的復(fù)數(shù)形式.

It may be mechanically transmitted by arthropods. 它可以通過(guò)節(jié)肢動(dòng)物機(jī)械地傳播。

That left a question of what the ancestor of the arthropods looked like. 許多學(xué)者據(jù)現(xiàn)有的線索，提出節(jié)肢動(dòng)物理論上假設(shè)的祖先，但結(jié)果很不一致。