extra

1. ADJ You use extra to describe an amount, person, or thing that is added to others of the same kind, or that can be added to others of the same kind. 多加的; 可另加的[ADJ n]

Police warned motorists to allow extra time to get to work. 警察告诫开车上下班的人要留出富余时间。

There's an extra blanket in the bottom drawer of the cupboard. 衣橱的底柜有一条备用毯。

2. ADJ If something is extra, you have to pay more money for it in addition to what you are already paying for something. (费用) 另计的[v-link ADJ]

For foreign orders postage is extra. 对于国外订单，邮资是另计的。

3. PRON Extra is also a pronoun. 额外费用

She won't pay any extra. 她不会支付任何额外费用。

4. ADV Extra is also an adverb. 额外地

You may be charged 10% extra for this service. 你可能会因此项服务而被额外收取10%的费用。

5. N-COUNT Extras are additional amounts of money that are added to the price that you have to pay for something. 额外费用

There are no hidden extras. 没有任何隐蔽的额外费用。

6. N-COUNT Extras are things that are not necessary in a situation, activity, or object, but that make it more comfortable, useful, or enjoyable. 额外之物

Optional extras include cooking classes at a top restaurant. 可选的额外之物包括一家高级餐馆的烹饪课程。

7. N-COUNT The extras in a film are the people who play unimportant parts, for example, as members of a crowd. 临时演员

In 1944, Kendall entered films as an extra. 1944年，肯德尔作为一名临时演员进入电影界。

8. ADV You can use extra in front of adjectives and adverbs to emphasize the quality that they are describing. 格外地[非正式] [ADV adj/adv]

I said you'd have to be extra careful. 我说过你必须格外小心。