Vocabulary Cards B1
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B1 adjective
unimportant
不重要的
Meaning
not having much value, significance, or influence
Example
The detail seemed unimportant compared to the main issue.
B1 adjective
uninteresting
无趣的
Meaning
not holding attention or curiosity; boring
Example
The lecture was uninteresting and difficult to stay focused on.
B1 noun
Union
联合
Meaning
the action of joining or combining; a political unit formed from separate states
Example
The union of the two companies created a powerful corporation.
B1 adjective
Unique
独特的; 唯一的; 稀有的
Meaning
being the only one of its kind; unlike anything else
Example
Every snowflake is unique in its pattern.
B1 verb
unite
联合
Meaning
to join together or combine; to bring people or things together
Example
The crisis helped unite the community.
B1 adjective
United
联合的; 一致的; 团结的
Meaning
joined together for a common purpose; in agreement
Example
The team was united in their goal to win.
B1 noun
Universe
宇宙
Meaning
all existing matter and space; the cosmos
Example
Scientists study the universe to understand its mysteries.
B1 adjective
Unkind
残忍; 不友好
Meaning
cruel; not nice or caring toward others
Example
It was unkind of him to make fun of her appearance.
B1 adjective
Unknown
未知
Meaning
not known or identified; unfamiliar
Example
The author of this letter remains unknown.
B1 adjective
Unlike
不同的; 不相似的
Meaning
different from; not similar to
Example
Unlike his brother, he prefers quiet activities.
B1 adjective
Unlikely
不太可能; 不大可能
Meaning
not likely to happen; improbable
Example
It's unlikely to rain today with such clear skies.
B1 verb
unlock
解锁
Meaning
to open something that is locked; to make something accessible or available
Example
She used the key to unlock the door.
B1 adjective
unmarried
未婚
Meaning
Not married; single.
Example
He is thirty-five and still unmarried.
B1 adjective
Unnecessary
不必要的；多余的
Meaning
not needed; not required; pointless
Example
The meeting was unnecessary since all decisions were already made.
B1 verb
unpack
拆开
Meaning
to remove items from a container; to explain or analyze something in detail
Example
After arriving home, she began to unpack her suitcase.
B1 adjective
Unpaid
未支付的; 无薪的
Meaning
not paid for; without payment or salary
Example
She worked as an unpaid intern for six months.
B1 adjective
unplanned
未计划的
Meaning
Not planned or arranged in advance; happening spontaneously without preparation.
Example
Unplanned urbanization contributes to environmental issues.
B1 adjective
Unpleasant
令人不悦的
Meaning
not giving or causing pleasure; disagreeable
Example
The medicine had an unpleasant taste.
B1 adjective
unpopular
不受欢迎的
Meaning
not liked or supported by many people
Example
The decision was unpopular with the public.
B1 adjective
Unsafe
不安全; 危险的;
Meaning
involving or causing danger or risk; not protected from harm
Example
It is unsafe to walk alone in this neighborhood at night.
B1 adjective
Unsuccessful
失败的; 没有成功的;
Meaning
not achieving desired aims or results; failing to accomplish a purpose
Example
His unsuccessful attempt to climb the mountain left him disappointed.
B1 adjective
unsure
不确定的
Meaning
not certain or confident; feeling doubt
Example
She felt unsure about the decision.
B1 adjective
Untrue
错误的; 不正确的
Meaning
not true; false; incorrect
Example
His statement about the incident was completely untrue.
B1 adjective
Unused
未使用的; 没有被使用
Meaning
not being used; not having been used before
Example
There are many unused rooms in this old mansion.