Explanation:
解释

Richy: The phrase "chip in" can be used in different situations. But in general it means contributing to something. For example—everybody chipped in to pay the bill.
Richy:“chip in” 可以在不同的情景中使用。但是一般情况下指做什么事情。比如：大家一起凑钱付账。
Nadia: Yes, right. The sentence you used means contributing some money.
Nadia:是的，对。你刚说的句子中指的是凑钱。
Richy: But, as you know, it can also mean contributing to some discussion. Why don't you give us an example, Nadia?
Richy: 但是，你也知道，它也可以指共同做某个决定。怎么不举个例子呢，Nadia?
Nadia: Okay. For example—"If I could chip in, there are a couple of issues I'd like to raise."
Nadia:好，比方说：“如果我参加的话，我就能会提出很多问题。”
Richy: Yes. That's right. You know how to use it. Do you know any other ways chip in is used?
Richy: 对，就是这样，你知道怎么用。你知道“chip in”的别的用法吗?
Nadia: Yes. It could also mean interrupting a conversation. Like for example—"Some senior Army officials chipped in while we were talking, to say it was safe and there was no danger."
Nadia:嗯，还可以指打断谈话。比如：“我们讲话的时候，高级军官打断说，这里很安全，没有危险。”
Richy: Oh really. I never knew that. Thanks a lot. I know the other day Kim chipped in to make a point while we were discussing something important.
Richy: 哦，是哦。我没听过这种用法，谢谢。我知道有一天我们正在讨论一些重要的事情的时候，金打断了我们。
Nadia: Wow. You used the phrase correctly. Good job.
Nadia:哇。你正确地使用了那个短语，做得好。

Chipping in some money
凑钱

Arthur: Hey Jones. What's up?
Arthur:嘿，Jones。最近怎么样?
Jones: Nothing much man. Remember tomorrow is Ginny's birthday?
Jones: 没什么，伙计，记得明天是Ginny的生日吗?
Arthur: Yeah man. I remember.
Arthur:嗯，我记得，伙计。
Jones: We're going to buy a birthday cake and some gifts for her and I'm collecting the money. Do you want to chip in?
Jones: 我们要买一个生日蛋糕，和一些礼物，我在集钱，你想要一起凑点吗?
Arthur: Yeah sure. I'll chip in 10 bucks.
Arthur:嗯，好，我出10美元。
Jones: Thanks, man. Everyone likes Ginny, so everyone is chipping in for her birthday.
Jones: 谢谢，伙计。大家都喜欢Ginny,所有大家都为她的生日聚会凑钱。
Arthur: Great! It'll be a good party!
Arthur:太棒了!聚会一定会很好玩!

Contributing to a discussion
帮助决策

Mica: Hey guys. What's up?
Mica:嘿，伙计们，最近怎么样啊?
Larley: Hey Mica. Eric and I were just discussing environmental issues.
Larley:嘿，Mica。Eric和我在讨论环境问题。
Mica: Can I chip in?
Mica:我能加入吗?
Larley: Sure, you probably have something useful to say.
Larley:好，你可能有有价值的
Mica: So what environmental issues were you guys discussing?
Mica:你们在讨论哪些环境问题?
Eric: We were discussing that plastic bags are still being used all across the country. Some cities don't allow them, but in most places the government doesn't do anything about it.
Eric: 我们刚在讨论塑料袋在全国范围内使用的问题，一些城市不允许使用塑料袋，但是大多数地方的政府在这方面无所作为。
Mica: Yeah, that's true. I think the government should chip in and solve this problem because it's damaging the environment.
Mica:是这样的，塑料袋污染环境，政府应当干涉，解决这个问题。
Larley: I agree.
Larley:我同意。

Chipping in some money in a card game
在卡片游戏中集钱

John: Hey, what's up man?
John:嘿，最近怎么样，伙计?
Jake: Nothing much. Come and join us for cards?
Jake: 没什么，来吧，一起来玩卡片吧?
John: Yeah, sure.
John:嗯， 好。
Jake: How much money can you chip in?
Jake: 你出多少钱?
John: I'll chip in a hundred bucks but that's my limit.
John:我出100美元，但那是我的底线。
Jake: Okay. I'm chipping in a thousand bucks.
Jake: 好，我出1000美元。
John: Isn't that a lot?
John:是不是太多了?
Jake: For you maybe; you're new. I'm experienced at this.
Jake: 对你来说，可能是有点多，你是新来的，我在这方面很有经验。
John: Okay.
John:好。