You have plastic or nylon teeth, and then you have the stainless steel or the nickel teeth.

你有塑料或尼龙牙，然后你有不锈钢或镍牙。

For searing, you should use a stainless steel or cast iron pan, because they're oven safe and can maintain a high, steady heat which you need to get a really great crust.

这一步应该使用不锈钢或铸铁平底锅，因为它们适用于烤箱，还可以保持较高且稳定的温度，这样才能得到非常棒的外皮。