柯林斯词典sequoia /sɪˈkwɔɪə/ (sequoias) 1. N-COUNT A sequoia is a very tall tree which grows in California. There are several different types of sequoia. 红杉; (生长于加州的)巨杉 ...a grove of majestic sequoias. ...一片高大的红杉树林。 返回 sequoia剑桥词典a large Californian evergreen tree (= one that never loses its leaves ) that can reach a height of more than 90 metres （产于美国加利福尼亚州的）红杉 返回 sequoia