Vocabulary Cards
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C2 adjective
actuarial
精算的
Meaning
Relating to actuaries or their work of analyzing financial risk and uncertainty, especially in insurance and pensions.
Example
The company relied on actuarial reports to set insurance premiums.
C2 noun
actuary
精算师
Meaning
A professional who analyzes financial risk using mathematics, statistics, and financial theory, especially in insurance and pensions.
Example
The actuary calculated the risk before finalizing the insurance policy.
C2 verb
actuate
激活
Meaning
to put into action or motion; to motivate or activate
Example
The engineer actuated the machine with a simple switch.
C2 noun
acuity
敏锐度
Meaning
Sharpness or keenness of thought, vision, or hearing.
Example
His intellectual acuity made him a brilliant scientist.
C1 noun
acumen
敏锐
Meaning
The ability to make good judgments and quick decisions; keenness and depth of perception.
Example
His business acumen helped the company grow rapidly.
B2 adjective
acute
急性
Meaning
present or experienced to a severe or intense degree; having sharp perception
Example
The patient suffered from acute pain after the surgery.
C1 adverb
acutely
敏锐地
Meaning
in a sharp, intense, or severe way; with keen awareness
Example
She was acutely aware of the risks involved.
C2 noun
acuteness
敏锐性；严重程度
Meaning
sharpness of mind or senses; severity or intensity of a condition
Example
Her acuteness allowed her to notice details others missed.
A2 noun
ad
广告
Meaning
a notice or announcement in a public medium promoting a product, service, or event
Example
The company released a new ad for their smartphone.
C2 verb
ad-lib
即兴
Meaning
to speak or perform without preparation; to improvise
Example
The comedian ad-libbed a joke when the microphone failed.
C1 noun
adage
格言
Meaning
a short, well-known saying that expresses a general truth or piece of advice
Example
The old adage says that honesty is the best policy.
C1 adjective
Adamant
固执的; 坚定的; 不屈不挠的
Meaning
একগুঁয়ে; জেদী; দৃঢ়সংকল্প; অনমনীয়;
Example
She was adamant about her decision to leave the company.
B1 verb
adapt
适应
Meaning
to adjust or change something to suit new conditions or situations
Example
He quickly adapted to the new environment.
B2 noun
adaptability
适应性
Meaning
The quality of being able to adjust to new conditions or circumstances
Example
Adaptability to changing environments is crucial in business.
B2 noun
adaptation
适应
Meaning
The action or process of adapting or being adapted.
Example
Adaptation to climate change is critical for resilience.
B2 adjective + noun
adaptive features
适应性特征
Meaning
Characteristics that help organisms adjust to their environment
Example
Plants' adaptive features help them grow in winter.
A1 verb
add
添加
Meaning
to join something to something else; to include
Example
Please add sugar to my coffee.
A2 verb
added
添加
Meaning
to join something to something else to increase its size, number, or amount
Example
She added sugar to her coffee.
C2 noun
addendum
附录
Meaning
an additional item or piece of information added at the end of a document or book
Example
The report included an addendum with updated statistics.
B2 noun, verb
addict
成瘾者
Meaning
a person who is unable to stop using a harmful substance or doing something harmful; to cause someone to become dependent on something
Example
He is a video game addict who spends hours playing every day.
B2 adjective
addicted
上瘾的
Meaning
Being unable to stop engaging in a particular activity or consuming a particular substance.
Example
Many people are addicted to social media.
B2 noun
addiction
上瘾
Meaning
A strong and harmful need to regularly have or do something, such as drugs, alcohol, or habits.
Example
His addiction to video games affected his studies.
A2 noun
Addition
加法; 添加过程
Meaning
the process of adding numbers; something that is added
Example
The addition of a new room made the house more spacious.
B1 adjective
additional
额外的
Meaning
added, extra, or supplementary to what already exists
Example
The teacher gave the students additional homework.