1
unpack sth
表示把箱子、背包等容器中的东西取出并整理；宾语是容器本身。
She unpacked her suitcase and put her clothes in the wardrobe.
她打开行李箱，把衣服放进了衣柜。
拆包；打开（行李、箱子等）取出；把（容器）清空
unpacking — present participle of unpack
先理解核心含义，再看它在真实句子里的用法。
拆包；打开（行李、箱子等）取出；把（容器）清空
To take things out of a package or container, or to empty a container that was packed.
She unpacked her suitcase and put her clothes in the wardrobe.
她打开行李箱，把衣服放进了衣柜。
从包裹或容器中取出物品,尤指之前紧密整齐包装的物品。
To remove from a package or container, particularly with respect to items that had previously been arranged closely and securely in a pack.
清空已包装的容器。
To empty containers that had been packed.
分析概念或文本；解释。
To analyze a concept or a text; to explain.
将其特征分离成不同部分。
To undergo separation of its features into distinct segments.
unpack
Base
原形
unpacks
3rd person
第三人称单数
unpacking
-ing
现在分词
unpacked
Past
过去式
unpacked
Past participle
过去分词
She unpacks her suitcase every trip.
她每次旅行都会取出行李箱中的物品。
He unpacked the boxes yesterday.
他昨天把箱子里的东西取了出来。
They have already unpacked all the supplies.
他们已经把所有用品从包装中取了出来。
规则动词，过去式和过去分词均为 unpacked。
I usually unpack my suitcase right after I arrive home.
我通常一回到家就打开行李箱把东西拿出来。
He unpacked the box and set up the new printer.
他打开箱子，把新打印机安装好。
They are unpacking the picnic basket under a big tree.
他们正在一棵大树下打开野餐篮，把食物拿出来。
表示把箱子、背包等容器中的东西取出并整理；宾语是容器本身。
She unpacked her suitcase and put her clothes in the wardrobe.
她打开行李箱，把衣服放进了衣柜。
宾语是要取出的物品，而不是容器；用 from 引出容器。
He carefully unpacked the dishes from the box.
他小心地把碗碟从箱子里取出来。
用于抽象事物，表示内容或含义被解析成若干部分。
The question unpacks into several smaller issues.
这个问题可以分解成几个较小的问题。
Not this
I unpacked my phone to fix the broken screen.
Use this
I took apart my phone to fix the broken screen.
unpack 表示从包装或箱中取出物品，或清空容器，并不表示拆卸设备；中文的“拆开”既可指打开包装，也可指拆卸，英语中表达“拆卸”要用 take apart。
Not this
Let's open our suitcases after we get to the hotel.
Use this
Let's unpack our suitcases after we get to the hotel.
open a suitcase 只表示打开箱子的拉链或盖子，不表示把里面的东西取出；要表达“打开行李、取出物品”这一整体动作，应用 unpack。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
打开行李箱取出衣物
She unpacked her suitcase as soon as she arrived at the hotel.
她一到达酒店就打开行李箱取出了衣物。
拆箱；打开箱子取出物品
We need to unpack these boxes and put away the kitchen supplies.
我们需要打开这些箱子，把厨房用品收好。
打开行李；安顿下来
After unpacking our bags, we went for a walk on the beach.
打开行李后，我们去海滩散步了。
剖析概念；详细解析某个概念
The teacher unpacked the concept of justice with several examples.
老师用几个例子详细解析了正义这个概念。
解读含义；揭示深层意思
It takes time to unpack the meaning of this poem.
解读这首诗的含义需要时间。
解压文件；解包文件
You may need special software to unpack this compressed file.
你可能需要专门的软件来解压这个压缩文件。
阐释含义
Let's unpack the meaning of this poem together.
让我们一起阐释这首诗的含义。
深入分析一个概念
The article unpacks the concept of sustainability in clear terms.
这篇文章用清晰的措辞深入分析了可持续性这一概念。
探讨（某事的）影响
We need to unpack the implications of the new regulations.
我们需要探讨新规的影响。
拿出你的形容词来。
From 'Unpack Your Adjectives', a Schoolhouse Rock! song that teaches children how to use adjectives to describe things.
出自 Schoolhouse Rock! 的歌曲《Unpack Your Adjectives》，这首歌用动画和音乐教孩子如何用形容词来描述事物。
Use unpacking naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记住：un（相反）+ pack（打包）→ 拆包；打开行李，也像层层拆解分析。
语域：mixed 常见场景：packing/unpacking luggage or boxes、academic or analytical discussion、software/file operations unpack 在不同语境下语域有所不同：表示“打开（行李/箱子）取出”时多为中性日常用法；表示“剖析、解析概念或文本”时通常较正式，多见于学术或分析类场合；表示“解压文件/数据”时属于技术用语。实际使用时应根据具体语境选择。
pack、back、rack、sack、black、track 都与 unpack 词尾的 /æk/ 完全押韵。注意拼写相近的 unpick /ʌnˈpɪk/ 和 unlock /ʌnˈlɒk/ 发音不同，不能照拼读类推。
Dictionary facts from ECDICT, WIKTIONARY.