What's the worst that could happen if we do preheat the tray?

如果我们预热托盘，最坏的情况会是什么？

Your pans are preheated. - We'll see.

你的锅已经预热了。- 我们拭目以待。

Step one, preheat the oven to the magic temperature, 180 degrees Celsius.

第一步，将烤箱预热到神奇的温度，180 摄氏度。

I am checking Tom's e.t.a. So I know when to preheat the oven, and I'm not talking about... cooking.

我正计算着Tom预计到家的时间 好知道什么时候给微波炉预先加热，而且我说的不是... 做饭。

Preheat a non-stick pan on low heat and add a bit of oil.

预热一个不粘锅，用小火，加一点油。

Okay, so preheat the oven to 180 and grease a 23-centimetre pie dish.

好，把烤箱预热到 180 度，在 23 厘米的馅饼烤盘上抹油。

I think better in the oven, which you could have preheated and baked off.

我觉得放在烤箱里更好，你可以先预热然后烤熟。

In short, if your dish needs to rise, you shouldn't skip preheating your oven.

简而言之，如果你的盘子需要发酵和膨胀，你不应该跳过预热烤箱。

So you might wanna preheat an oven to about 190.

所以你可能想把烤箱预热到 190 度左右。

To preheat, " preheat, " means to heat, in this case, the oven to get it ready to cook something.

预热，“预热”，在这种情况下，意思是加热烤箱，准备做饭。