橙子比苹果重的英文表达是 "an orange is heavier than an apple".

这句话的来源是比较两种不同的水果的重量时使用的。

下面是一些例句和中文翻译:

"I'm trying to decide which fruit to bring on my hike. An orange is heavier than an apple, so I think I'll bring an apple."(我在决定带哪种水果去徒步旅行。橙子比苹果重,所以我想带个苹果。)

"I was surprised when I weighed the fruit. An orange is heavier than I thought it would be."(我在称水果的时候很惊讶。橙子比我想象中重得多。)

"I always bring an apple for my snack at work because it's pghter than an orange and easier to carry."(我上班时常常带个苹果当零食,因为它比橙子轻,更好携带。)