In the air - refers to something that is uncertain or not yet decided.（指不确定或尚未决定的事情。）
Example 1: "The future of the company is still in the air as they consider a merger with another company."（该公司的未来仍然悬而未决，因为他们正在考虑与另一家公司合并。）
Example 2: "The date of the wedding is still up in the air as they haven't finalized the venue yet."（婚礼的日期仍然悬而未决，因为他们还没有最终确定场地。）
In the dark - means to be uninformed or unaware of something, to not have information about something that is happening or is going to happen.（意味着不知情或不了解某事，没有关于正在发生或将要发生的事情的信息。）
Example 1: I am completely in the dark about the details of the new project.（我对新项目的细节一无所知。）
Example 2: Without any warning, the company laid off a number of employees, leaving them in the dark about their future.（在没有任何警告的情况下，该公司解雇了一些员工，让他们对自己的未来一无所知。）
In the event - refers to a possible future scenario or situation.（指未来可能的情况或情况。）
Example 1: "In the event of an emergency, we have a designated meeting place."（在紧急情况下，我们有指定的会面地点。）
Example 2: "In the event that it rains, we'll move the party indoors."（如果下雨，我们会把派对搬到室内。）
In the interests of - refers to doing something for the benefit of someone or something else.（指为某人或其他事物的利益做某事。）
Example 1: "The new policy was implemented in the interests of employee safety and well-being."（新政策的实施是为了员工的安全和福祉。）
Example 2: "In the interests of public health, we should wear masks and practice social distancing."（为了公众健康，我们应该戴口罩并保持社交距离。）
In the know - refers to being well-informed about a particular topic or situation.（指对特定主题或情况的充分了解。）
Example 1: "She's always in the know about the latest fashion trends and styles."（她总是了解最新的时尚趋势和风格。）
Example 2: "As a journalist, it's important to be in the know about current events and breaking news stories."（作为一名记者，了解时事和突发新闻报道很重要。）
In the light of - refers to considering something in the context of other information or circumstances.（指在其他信息或情况的背景下考虑某事。）
Example 1: "In the light of recent events, we need to re-evaluate our security procedures."（鉴于最近发生的事件，我们需要重新评估我们的安全程序。）
Example 2: "In the light of the new information we received, we decided to change our marketing strategy."（根据我们收到的新信息，我们决定改变我们的营销策略。）
In the long run - refers to considering the potential outcomes or consequences of a situation over a longer period of time.（指考虑情况在较长时间内的潜在结果或后果。）
Example 1: "Investing in renewable energy sources may be more expensive in the short term, but it will save money in the long run."（投资可再生能源在短期内可能更昂贵，但从长远来看会节省资金。）
Example 2: "Studying hard and getting a good education will pay off in the long run, even if it's difficult in the moment."（从长远来看，努力学习和接受良好的教育会得到回报，即使目前很困难。）
In the loop - refers to being included in a particular group or communication, and having access to relevant information.（指被纳入特定群体或通信，并有权访问相关信息。）
Example 1: "As a member of the project team, I need to be in the loop regarding any updates or changes to the project plan."（作为项目团队的一员，我需要了解项目计划的任何更新或更改。）
Example 2: "It's important to keep the stakeholders in the loop throughout the development process so they are aware of any issues or delays."（在整个开发过程中让利益相关者了解情况非常重要，这样他们才能了解任何问题或延迟。）
In the making - refers to something that is currently being developed or created.（指当前正在开发或创建的内容。）
Example 1: "The new album from the popular band is still in the making and won't be released for a few more months."（流行乐队的新专辑仍在制作中，不会再发行几个月。）
Example 2: "The new housing development is still in the making, but it's expected to be completed by next year."（新住房开发仍在酝酿中，但预计将于明年完成。）
In the meantime - refers to the period of time between two events or actions.（指两个事件或操作之间的时间段。）
Example 1: "The new shipment won't arrive for a few days, but we can use the old equipment in the meantime."（新货物在几天内不会到达，但在此期间我们可以使用旧设备。）
Example 2: "The repairs will take a while, but in the meantime, we can set up a temporary workspace."（修复需要一段时间，但与此同时，我们可以设置一个临时工作区。）
In the mood - refers to feeling a certain way or having a particular attitude.（指某种感觉或具有特定的态度。）
Example 1: "I'm not in the mood to go out tonight, I just want to stay home and relax."（我今晚没有心情出去，我只想呆在家里放松一下。）
Example 2: "She's in the mood for some sushi, so let's go to that Japanese restaurant for dinner."（她有心情吃寿司，所以让我们去那家日本餐厅吃晚饭吧。）
In the neighborhood of - means approximately or roughly a certain amount or number.（表示大约或大致一定的数量或数字。）
Example 1: "The cost of the project is in the neighborhood of $100,000."（该项目的成本在10万美元左右。）
Example 2: "The company is expecting profits in the neighborhood of $1 million this year."（该公司预计今年的利润约为100万美元。）
In the same boat - refers to being in a similar situation or facing the same challenges.（指处于类似情况或面临相同挑战。）
Example 1: "We're all in the same boat when it comes to dealing with this pandemic."（在应对这场大流行方面，我们都在同一条船上。）
Example 2: "If we don't work together and find a solution, we'll all be in the same boat when it comes to the impact of climate change."（如果我们不共同努力并找到解决方案，那么在气候变化的影响方面，我们都将在同一条船上。）
In the spotlight - refers to being the center of attention or receiving public attention.（指成为关注的焦点或受到公众的关注。）
Example 1: "The actress was in the spotlight after winning the award for Best Actress at the Oscars."（这位女演员在获得奥斯卡最佳女主角奖后成为人们关注的焦点。）
Example 2: "The CEO was in the spotlight when the company announced a major restructuring plan."（当公司宣布一项重大重组计划时，首席执行官成为人们关注的焦点。）
In the wind - means to be rumored or expected to happen soon, to have a feeling that something is about to happen.（意味着被谣传或预期很快就会发生，有一种即将发生的事情的感觉。）
Example 1: There are rumors in the wind that the company is going to merge with another firm.（有传言称该公司将与另一家公司合并。）
Example 2: I have a feeling that something exciting is in the wind for the upcoming weekend.（我有一种感觉，这个周末有一些令人兴奋的事情将要发生。）
