apple tree复数

apple tree复数为apple trees。apple用作名词，意思是苹果，苹果树，苹果似的东西。例句：He gave us an apple each.他给我们每人一只苹果。I have one apple.我有一个苹果。 apple trees双语例句 1、Of course,a number of factors will dictate how long an apple tree...