60英语二-词根sume

presume

[prɪ'zjuːm]

v. 假定；推测，认为

We must presume innocence until we have evidence of guilt.

在掌握有罪证据之前应作无罪推定。

I presume you're here on business. 我想你是来这儿出差的吧。

*assume

[ə'sjuːm]

vi. 假定，假设；认为；承担

to assume an obligation承担义务

I didn’t see your car, so I assumed you’d gone out.

我没有看见你的汽车，所以我以为你出去了

assumption  n. 假定；设想

hypothesis

[haɪ'pɒθɪsɪs]

n. 假设，假说

The authors reject the hypothesis about unemployment contributing to crime. 这些作者否定了关于失业导致犯罪的假设。

*speculate

['spekjʊleɪt]

v. 推测，猜测

People have speculated for centuries about a future without work.

几个世纪以来人们都在猜想一个没有工作的未来。

*consume

[kən'sjuːm]

v. 消耗，消费

She consumes much of her time in studying.

她把很多时间用在学习上。

consumptionn. 消费；消耗

consumern. 消费者；用户，顾客

resume

[rɪˈzjuːm;

ˈrɛzjʊmeɪ]

v. 重新开始，继续n. 摘要；简历

He resumed his work after a short rest.

他休息片刻后又继续进行工作。

embark

[ɪm'bɑːk; em-]

v. 开始从事；上船或飞机

He's embarking on a new career as a writer.

他开始了当作家的新生涯。

*launch

[lɔːntʃ]

vt. 发射（导弹、火箭等）；发起，开始

In 1970, China successfully launched a man-made satellite.

1970年，中国成功地发射了一颗人造卫星。

We are planning to launch a new internet service company next month.

我们打算下个月成立一个新的网络服务公司。

*initiate

[ɪ'nɪʃɪeɪt]

vt. 开始，创始；发起

to initiate an attack开始进攻

They wanted to initiate a discussion on economics.

他们想发起一次关于经济学的讨论。

initiative[ɪ'nɪʃɪətɪv] n. 主动权；主动性；计划，措施

take the initiative采取主动；带头