what is the meaning of descended

She told us she was descended from some Scottish Lord. 她告诉我们她是某苏格兰勋爵的后裔。 Domestic chickens are descended from jungle fowl of Southeast Asia. 家鸡是由东南亚原鸡演变而来的。 A mood of melancholy descended on us. 一种悲伤的情绪袭上我们的心头。 The path descended the hill in a series of zigzags. 小路呈连续的之字形顺着山坡蜿蜒而下。 He descended from Jewish stock. 他是犹太人的后裔。