airplane 是飞机的意思,而jet,则是喷气式飞机的意思,区别可以从以下例子看出:
We used to have airplane, but As technology developed, people use better materials to make jet, which faster and cost cheaper. 我们曾经有飞机,但随着技术的发展,人们使用更好的材料来制造喷气式飞机,速度更快,成本更低。
airplane 是飞机的意思,而jet,则是喷气式飞机的意思,区别可以从以下例子看出:
We used to have airplane, but As technology developed, people use better materials to make jet, which faster and cost cheaper. 我们曾经有飞机,但随着技术的发展,人们使用更好的材料来制造喷气式飞机,速度更快,成本更低。