Word · CEFR B2 · Frequency #4993
trunk
树干
核心释义
the main stem of a tree, usually covered with bark
- 1.
身体的一部分。
Part of a body.
- 2.
树的主干,通常被树皮覆盖;树干通常是商业上有用的木材部分
the main stem of a tree; usually covered with bark; the bole is usually the part that is commercially useful for lumber
- 3.
容器。
A container.
- 4.
旅行或储存用的大型坚固行李箱
luggage consisting of a large strong case used when traveling or for storage
- 5.
某种流动的通道。
A channel for flow of some kind.
- 6.
身体,排除头部、颈部和四肢
the body excluding the head and neck and limbs
- 7.
在版本控制下的软件项目中:最新的源代码树,从中编译最新的不稳定版本(所谓“主干构建”)。
In software projects under source control: the most current source tree, from which the latest unstable builds (so-called "trunk builds") are compiled.
- 8.
任何事物的主线或主体。
The main line or body of anything.
- 9.
蒸汽机中构成活塞杆的大管道,其直径足够大,使连杆一端能连接曲柄,另一端能在管道内直接通到活塞,从而使发动机更紧凑。
A large pipe forming the piston rod of a steam engine, of sufficient diameter to allow one end of the connecting rod to be attached to the crank, and the other end to pass within the pipe directly to the piston, thus making the engine more compact.
躯干;大箱子;行李箱;主干;主体;主线;主管道;干管;(版本控制)主干;主线
用法In use
The old oak tree has a thick trunk that takes two people to wrap their arms around.
用法提示:trunk 作名词,指树的树干。
We carved our initials into the trunk of the maple tree in the backyard.
用法提示:trunk 在此指树干,名词,作介词 into 的宾语。
Some birds build their nests in the hollow trunk of a dead tree.
用法提示:trunk 表示树干,名词,前面用 hollow 修饰。
the trunk of [something]
常用于描述树的树干。
The trunk of this oak tree is very thick.
这棵橡树的树干非常粗。
[animal]'s trunk
指象鼻时常用所有格。
相关词与表达Connections
搭配Collocations
- tree trunk
- 树干
- The boy carved his initials into the tree trunk.男孩将他的姓名首字母刻在树干上。
- elephant's trunk
- 象鼻
- The elephant used its trunk to spray water.大象用它的鼻子喷水。
- car trunk
- 汽车后备箱
- I put the groceries in the car trunk.我把杂货放进汽车后备箱。
- pack a trunk
- 整理大行李箱
- She packed a trunk for her trip to Europe.她为欧洲之旅整理了一个大行李箱。
习语与比喻表达Idioms & figurative uses
学习提示Learner notes
记忆技巧Memory Tip
树干、象鼻、后备箱——都是‘主干’。
语境与语域Context & Register
Neutral register; typical settings: tree parts, elephant anatomy, car compartments, large containers.
语法说明Grammar Note
可数名词,指树干、行李箱或躯干。
发音与拼写Pronunciation & Spelling
Words ending with -unk that rhyme with trunk: monk, bunk, junk, chunk, drunk, punk.
用法优先级Usage priority
Collins 词频等级为 2,建议结合例句记忆,而不是只背中文释义。
一起学习词形Learn the forms together
Dictionary facts from AI_FALLBACK, DICTIONARY_API_DEV, ECDICT, WIKTIONARY.