黄色叶柄处具有窄小复叶的北美蕨类.North American fern with narrow fronds on yellowish leafstalks.带有披针形复叶的分布于欧亚大陆的一种蕨类.Eurasian fern with simple lanceolate fronds.复叶由几个圆瓣组成.Compound leaves are composed of several lobes....
他弯腰蹲下，把小狗们都抱到自己腿上。He bent to a squat and gathered the puppies on his lap.她弯腰向下,左右手交叉触及脚趾.She reached down, touching her toes with opposite hands.我本想弯腰溜过去，但被他们看到了。I wanted to duck down and slip past but they saw me....
The constitution also confers large powers on Brazil's 25 constituent states.宪法还赋予巴西的25个成员州很大的权力。Caffeine is the active constituent of drinks such as tea and coffee.咖啡因是茶、咖啡之类饮品中的活性成分。Glycerol is a constituent of al...