Rumens
(rumen 的复数) n. 瘤胃\\n[医] 瘤胃(反刍动物的第一胃)
🗣️ 情景例句
What year are you?
你是哪一级的？
All time is no time when it is past.
光阴一去不复返。
He's not in his office at the moment.
他现在不在办公室里，