[U] bread that has been heated so that it is brown on both sides and no longer soft

烤面包（片），吐司:

I had a piece of toast for breakfast.

我早饭吃了一片吐司。

[C] if you drink a toast to someone, you drink something in order to thank them, wish them luck etc

〔为答谢或祝福某人而进行的〕祝酒，敬酒，干杯:

I'd like to propose a toast (=ask people to drink a toast) to the bride and groom.

我建议为新郎新娘干杯。

be the toast of Broadway / Hollywood etc, to be very popular and praised by many people for something you have done in a particular field of work

百老汇/好莱坞等的大红人

warm as toast, [BrE] very warm and comfortable

温暖舒适:

They sat near the fire, warm as toast.

他们坐在火边，温暖又舒适。

be toast, [informal] to be in trouble because of something you have done

自找麻烦:

If you challenge her, you're toast.

如果你和她对着来，那是自找麻烦。

to drink a glass of wine etc to thank someone, wish someone luck, or celebrate something

向…敬酒，为…举杯祝酒:

They toasted the birth of their new baby with champagne.

他们用香槟酒庆贺他们孩子的出生。

to make bread or other food brown by placing it close to heat

烘，烤〔面包或其他食品〕:

I toasted the cheese sandwiches.

我烤了奶酪三明治。

to sit near a fire to make yourself warm

〔坐在火边〕使暖和:

Tom was toasting his feet by the fire.

汤姆在火边烘脚。