An analogy is to building a space rocket: you need a huge rocket engine, and you need a lot of fuel.

以造火箭来打个比方：你需要一台巨大的火箭引擎，你还要有足够的燃料。

youdao

If you have a huge rocket engine but a tiny amount of fuel, you probably won't make it to orbit.

如果你有一台巨大的火箭引擎但燃料较少，你可能无法让火箭进入轨道。

youdao

If you have a huge rocket engine but a tiny amount of fuel, you probably won't make it to orbit.

如果你有一台巨大的火箭引擎但燃料较少，你可能无法让火箭进入轨道。

youdao