유효하다
To be valid, effective, or in force. It describes something that is legally acceptable or produces the intended result.
例句
3 / 5그 계약은 아직 법적으로 유효합니다.
The contract is still legally valid.
제안된 방법이 문제 해결에 유효한지 검토해야 합니다.
We must examine whether the proposed method is effective for solving the problem.
통계적으로 유효한 결론을 도출하기 위해 표본을 늘렸다.
The sample was increased to derive a statistically valid conclusion.
词族
记忆技巧
YU (have) - HYO (effect). Having an effect.
快速测验
여권의 ____ 기간이 6개월 이상 남아 있어야 합니다.
正确!
正确答案是: 유효
例句
그 계약은 아직 법적으로 유효합니다.
formalThe contract is still legally valid.
제안된 방법이 문제 해결에 유효한지 검토해야 합니다.
businessWe must examine whether the proposed method is effective for solving the problem.
통계적으로 유효한 결론을 도출하기 위해 표본을 늘렸다.
academicThe sample was increased to derive a statistically valid conclusion.
이 티켓 아직 유효해?
informalIs this ticket still valid?
신분증의 유효 기간이 지났습니다.
everydayThe validity period of the ID card has expired.
词族
常见搭配
常用短语
아직 유효하다
to be still valid
유효 기간이 만료되다
the validity period expires
유효한 대책
effective countermeasure
容易混淆的词
유용하다 (useful) means something is helpful, while 유효하다 (valid/effective) means it is legally or technically in force or works as intended.
使用说明
Used in logic, law, and everyday transactions (like tickets or coupons).
常见错误
Learners often say '효과가 있다' instead of '유효하다' in formal legal contexts.
记忆技巧
YU (have) - HYO (effect). Having an effect.
词源
From Sino-Korean 有效 (유효).
语法模式
快速测验
여권의 ____ 기간이 6개월 이상 남아 있어야 합니다.
正确!
正确答案是: 유효
相关词汇
更多business词汇
초과하다
B1To go beyond a set limit, amount, or standard.
보완책
B1A measure, policy, or plan designed to make up for a deficiency or weakness in an existing system. It is a 'complementary measure' to perfect something.
실행하다
B1To carry out a plan, order, or course of action. It means putting an idea or policy into actual practice.
지시하다
B1To direct someone to do something or to point something out. In academic contexts, it can also mean to indicate a certain fact or data point.
마련하다
B1To prepare, arrange, or establish something in advance. It is often used for creating plans, securing funds, or providing a space.
생산하다
B1To make or manufacture goods, components, or results, often on a large scale or through a specific process.
보상하다
B1To give something (usually money or a benefit) to someone in recognition of loss, suffering, or effort.
결정
B1A firm decision or conclusion reached after consideration. It involves choosing a course of action.
신속성
B1The quality of being quick or prompt; speed in action or process.
경제성
B1The quality of being efficient in terms of cost or use of resources; economic feasibility.
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