柯林斯词典redwood /ˈrɛdˌwʊd/ (redwoods) 1. N-COUNT A redwood is an extremely tall tree that grows in California. (美国加州产的高大)红杉2. N-UNCOUNT Redwood is the wood from this tree. 红杉木 返回 redwood剑桥词典a coniferous tree of California that grows very tall , or the valuable wood of this tree 红杉；红木 返回 redwood