基本解释n.桉树属;橡胶树同根派生 gum-tree相关词英汉例句用作名词 (n.)A cicada sat at the base of the gum tree.有只蝉在橡胶树下面。It is the Gum and Eucalyptus Trees that greet you today.今天是橡胶树和桉树向你们问候。gum-tree更多例句