四级词汇

the whole sum; complete or absolute; to add up

总计，总数；全部的，完全的；合计

to be inclined to; to care for or look after

倾向于；照料，照顾

money committed for future profit; the act of investing

投资；投入

a conversation in which people share views on a topic

讨论；商讨

One of the digits of the hand; to touch with a finger; to identify someone

手指；用手指触摸；指认

to become aware of; an announcement or warning

注意到；告示；通知

A group of items gathered together; the act of collecting

收藏品；收集，采集

a piece of work to be done; a duty

任务，工作，作业

A person who shares an activity or relationship; to work together

伙伴；合伙人；搭档；与……合作

optimistic or beneficial; certain or confirmed

积极的；肯定的；乐观的

Relating to citizens or government; polite in manner

公民的；有礼貌的

A person who buys or uses goods and services

消费者，用户

The act of firing a weapon; an attempt or opportunity; worn out

射击；机会；破旧的，精疲力竭的

A financial plan for spending; to plan expenditure; inexpensive

预算；编制预算；廉价的

A picture made with paint; the art of creating such pictures

画作；绘画艺术

A person who studies or works in a field of science

科学家

Not in danger; free from risk; a locked metal box for valuables

安全的，可靠的；保险箱

Already-produced durable goods available for use as a factor of production, such as steam shovels (equipment) and office buildings (structures); Of prime importance

首都、省会、资金

A person who is harmed or killed by someone or something

受害者；牺牲品

A statement of intent to harm; a source of danger

威胁，恐吓；危险因素

the duty to manage or answer for something

责任；职责

points gained in a competition; to earn points

分数；得分；乐谱

To provide explanation; A registry of pecuniary transactions; a written or printed statement of business dealings or debts and credits, and also of other things subjected to a reckoning or review

报帐、 解释、 导致；报告、 解释、 估价

People watching or listening to a performance; the intended viewers or readers of a work

观众，听众；读者群，受众

a formal choice in an election; to cast a vote

投票；选票；投票表决

to connect or correspond; to tell a story

相关；叙述；认同

a formal discussion of opposing views; to argue about something

辩论；争论

To stop something from happening or keep someone from doing something

预防，防止，阻止

A legally recognized member of a country; a resident of a city

公民；市民

More than half of a group; legal adulthood

多数；过半数；成年

Brought into life; having an innate quality from birth

出生的；天生的

To acknowledge something as true; to allow entry or membership

承认；准许进入；接纳

An older or higher-ranking person; older or of higher status

年长者；资深者；年长的，高级的

To suppose to be true, especially without proof; To take on (a responsibility, role or appearance)

假定、 认为；承担（责任）、 呈现（样子）

skilled and trained in a specific field; a person with specialized expertise

专业的；专业人士

An important task or assignment; a strongly felt purpose or goal

使命，任务；代表团；传教

By oneself, solitary; By oneself; apart from, or exclusive of, others; solo

孤独的、 单独的、 独自的；独自地

A person who buys goods or services from a business

顾客，客户

to experience pain or hardship; to undergo something unpleasant

遭受；忍受；受苦

the ability to speak; a formal talk given to an audience

言语能力；演讲，演说

having achieved one's goal; marked by success

成功的；顺利的

a choice from a set; the freedom to choose

选择；选项；选择权

Of or relating to the south; a person from the southern US

南方的；南方人

At some later time, after a long time or difficulties

最终，终于

a higher education institution offering degree programs

大学，高等学府

Newly made or not spoiled; clean and cool; recently

新鲜的；清新的；刚刚

A large area densely covered with trees; to plant trees on land

森林，林区；造林

A recorded moving image or film clip; to record with a video camera

视频；录像；拍摄录像