常见例句雙語例句A sacculate respiratory organ found in some arachnids, such as scorpions and spiders, consisting of several parallel membranous folds arranged like the pages in a book.一種囊狀的呼吸器官，見於蠍子和蜘蛛等蜘蛛類節肢動物，由象書的紙頁一們平行排列著的膜狀重曡物組成。 返回 sacculate