1
a piece of + [uncountable noun]
She tore off a piece of paper.
她撕下一张纸。
块；片；部分；段
先理解核心含义，再看它在真实句子里的用法。
块；片；部分；段
A part or portion separated from a whole or considered separately.
She tore off a piece of paper.
她撕下一张纸。
较大整体的一部分,通常可以与其他部分分离
A part of a larger whole, usually in such a form that it is able to be separated from other parts.
整体的一个独立部分
a separate part of a whole
属于同类物品的单个项目
A single item belonging to a class of similar items.
某种类型的实例
an item that is an instance of some type
She cut the cake into several pieces.
她把蛋糕切成了几块。
AI contextual example
Could you hand me that piece of paper?
你能递给我那张纸吗？
AI contextual example
He found a piece of the puzzle under the table.
他在桌子下找到了一块拼图。
AI contextual example
an important piece of the evidence
证据中的一个重要部分。
WordNet
She tore off a piece of paper.
她撕下一张纸。
The vase fell and broke into pieces.
花瓶掉下来摔成了碎片。
固定习语，意为‘非常容易的事’。
The exam was a piece of cake.
那次考试是小菜一碟。
Not this
I need a piece of advices.
Use this
I need a piece of advice.
advice 是不可数名词，不能加 -s。'a piece of' 后接不可数名词单数形式。
Not this
Can I have a piece cake?
Use this
Can I have a piece of cake?
在 'a piece of' 结构中，介词 'of' 不能省略，用于连接可数或不可数名词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
小菜一碟；轻而易举的事
The exam was a piece of cake for her.
这次考试对她来说是小菜一碟。
一张纸
He wrote his phone number on a piece of paper.
他把电话号码写在了一张纸上。
一件家具
They bought a new piece of furniture for the living room.
他们为客厅买了一件新家具。
一条建议
Let me give you a piece of advice.
让我给你一条建议。
一条消息
I heard a piece of news that surprised me.
我听到一条消息，让我很惊讶。
一件艺术品
The sculpture is a beautiful piece of art.
这件雕塑是一件美丽的艺术品。
小菜一碟
The exam was a piece of cake.
这次考试是小菜一碟。
完好无损
He returned from the trip in one piece.
他旅行归来，完好无损。
责备某人
She gave him a piece of her mind for being late.
她因他迟到而责备了他一番。
现在再拿走我的一小片心吧，宝贝。
She sang 'Take another little piece of my heart' with soulful emotion.
她深情地唱道“再拿走我的一小片心吧”。
这太简单了。
He said the exam was a piece of cake.
他说考试太简单了。
Use piece naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象‘一片’与 piece 发音相似，如 a piece of paper 就是一片纸。
通常用于表示某物的一部分，适用于多种场合，如日常对话、书面描述等。
常与 of 连用，表示‘一片/一块/一件’
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.