boundary
gb/bˈaʊndɚi/ us/bˈaʊndɚi/
B1
英语
~ 2100
义项
0 个义项
名词
B1
relation
1
Dividing line or limit
A line or limit that shows where one area ends and another begins.
用法模式：
[something] is the boundary between [place/area] and [place/area]
常见错误：
Learners sometimes confuse 'boundary' with 'border'. 'Border' usually refers to the official line between countries, while 'boundary' can also describe personal limits or sports field edges.
近义词
border (Often used for political or geographical limits between countries; 'boundary' can be broader.)
反义词
center (Represents the middle of an area, as opposed to its outer limit.)
搭配
cross a boundary
|set boundaries
|national boundary
|property boundary
|push boundaries
主题
geography
|sports
|society
|space
|core_vocabulary
例句
- The fence marks the boundary between our garden and the park.
- The river forms the boundary between the two states.
- The treaty set new national boundaries after the war.
- The white lines on the field are the boundaries for the game.
- He respected her personal boundaries.
学习者例句
- The wall is the boundary of the school.
- This road is the boundary between two towns.
- The map shows the country’s boundaries.
- Do not cross the boundary line.
- We must respect each other’s boundaries.
名词
B2
relation
2
Personal behavioral limit
A rule or limit you set to show what is okay and not okay in how people treat you.
用法模式：
set/establish/maintain boundaries with [someone]
常见错误：
Learners may think this meaning is only physical, but it often refers to emotional or behavioral limits.
近义词
limit (A general term for a point beyond which something cannot go; 'boundary' here is more about personal or emotional space.)
反义词
openness (Willingness to share without restrictions, opposite of setting limits.)
搭配
set boundaries
|respect boundaries
|cross boundaries
|establish boundaries
主题
psychology
|relationships
|core_vocabulary
例句
- She set clear boundaries with her coworkers to protect her personal time.
- Good teachers establish firm boundaries in the classroom.
- He felt uncomfortable because his friend kept crossing personal boundaries.
- Setting emotional boundaries can improve relationships.
- They discussed their boundaries before starting the project.
学习者例句
- I set a boundary with my friend about calling me late at night.
- You should respect other people’s boundaries.
- He crossed my boundary when he read my messages.
- We talked about our boundaries before living together.
- She keeps good boundaries with her family.
名词
technical
B1
relation
3
Edge of sports field
The line or edge that shows where the playing area ends in a sport.
近义词
sideline (In some sports refers specifically to side edges; 'boundary' is broader and includes all edges.)
搭配
hit the boundary
|over the boundary line
主题
sports
|space
例句
- He hit the cricket ball over the boundary for six runs.
- The player stepped over the boundary line and was out of play.
- Spectators stood just beyond the boundary of the field.
学习者例句
- The ball went over the boundary in cricket.
- She kicked the ball outside the boundary line.
- Fans stood near the boundary of the field.
语法
词典原形
boundary
IPA
GB/bˈaʊndɚi/
US/bˈaʊndɚi/
音节与重音
bound - ary （2 个音节）
Stress on 1st syllable (bound)
词形变化
Noun
- Base: boundary
- Plural: boundaries
词族
Forms
boundaries
noun
Core family
bound
verb
Related words
bounded
adjective
Negative and opposite forms
boundless
adjective
unbounded
adjective
相关表达
cross a boundary
1/kɹˈɔs ə bˈaʊndɚi/
fixed phrase
Go past a limit or border
To go over a line that marks an area, rule, or acceptable behavior.
例句
- He crossed a boundary when he looked through her private emails.
- The soldiers crossed into enemy territory, crossing a dangerous boundary.
push the boundaries
1/pˈʊʃ ðə bˈaʊndɚiz/
idiom
Go beyond existing limits
To try to go past what is normal or accepted.
例句
- The artist is known for pushing the boundaries of modern art.
- New technology continues to push the boundaries of what we can achieve.
set boundaries
1/sˈɛt bˈaʊndɚiz/
fixed phrase
Establish limits or rules
To decide and say what is okay and not okay in behavior or activity.
例句
- Parents need to set boundaries for their children early on.
- It’s important to set boundaries at work to avoid burnout.