bicameral
adj.
"having two chambers," 1832, from bi- "two" (see bi-) + Late Latin camera "chamber" (see camera) + -al(1).
〔李〕[bi-=two 二；camer=chamber 室；-al a.=of…的 ⇒“of two chambers 两室的”→] a.having two legislative chambers 两个议院的，两院制的
〔李〕[bi-=two 二；camer=chamber 室；-al a.=of…的 ⇒“of two chambers 两室的”→] a.having two legislative chambers 两个议院的，两院制的