throw in

英 [ˈθrəʊ ɪn]

美 [ˈθroʊ ɪn]

无意中说; 随口说; 免费赠送; 额外奉送

柯林斯词典

PHRASAL VERB 无意中说;随口说
If youthrow ina remark when having a conversation, you add it in a casual or unexpected way.
1. Occasionally Farling threw in a question.
  法林有时会突然冒出个问题。
PHRASAL VERB 免费赠送;额外奉送
If a person who is selling somethingthrows insomething extra, they give you the extra thing and only ask you to pay for the first thing.
1. Pay £4.80 for larger prints and they throw in a free photo album...
  付 4.8 英镑冲印更大尺寸的照片就会获赠一本相册。
2. They were offering me a weekend break in Paris — with free beer thrown in.
  他们让我去巴黎休息一个周末——外加免费啤酒。

verb

to insert between other elements
1. She interjected clever remarks
Synonym:interjectcome ininterposeput ininject
give up in the face of defeat of lacking hope
1. In the second round, the challenger gave up
Synonym:drop outgive upfall by the waysidedrop by the waysidethrow in the towelquitchuck up the sponge
add as an extra or as a gratuity

You can have the piano for 60, and I'll throw in the stool as well.
这架钢琴可以卖给你60英镑，琴凳我奉送。
You wanted a grenade to throw in the Kent camp?
你不是想往肯特家扔个手榴弹么？
Or, if things are really bad, they may say they have to throw in the towel.
或者，如果事情真的很糟糕，他们可能会说要认输了。
When it's time to throw in the towel.
什么时候是到该认输啦。
A losing throw in this game.
在此游戏中输掉的一掷。
Pay £ 4.80 for larger prints and they throw in a free photo album
付4.8英镑冲印更大尺寸的照片就会获赠一本相册。
If you buy ten bottles of cosmetics, I'll throw in another.
如果你买十瓶化妆品，我将额外送你一瓶。
When I bought the shoes I asked the salesman to throw in some shoe polish.
我买这双鞋时，要求售货员额外赠送鞋油。
Then throw in the garlic and scallions and sprinkle the thyme over the chicken.
然后放入蒜和葱，并在鸡块上撒上百里香。
And I'll throw in the five grand Kevin owes.
而且凯文欠我的五千美金我也不要了。