重点讲解:
1. refer to
指的是;
eg. It can refer to an academic subject or a practical skill.
这一词既可指某一学科也可指某种技能 。
eg. The term "Internet" is often used to refer to the entity of various services available via the Internet .
所谓“上网”是常常用来指通过互联网所实现的各种服务实体 。
2. due to
由于;因为;
eg. All loss due to improper packing shall be born by the seller.
由于包装不当而引起的一切损失均应由卖方负责 。
eg. Due to bad cold she spent the entire day in bed.
她因重感冒在床上躺了一整天 。
3. be based on
以…为基础;
eg. The monetary system of some countries used to be based on gold.
过去有些国家的货币制度是金本位制的 。
eg. Jefferson's courage and idealism were based on knowledge.
杰斐逊的勇气和理想主义是建立在知识的基础上的 。
4. aim to do sth.
致力于;旨在;以…为目标;
eg. He aim to streamline the office.
他的目标是提高办公室的工作效率 。
eg. My brother aims to be a novelist.
我兄弟立志当小说家 。
5. report on
(就某个事件或主题)报告情况,报道;
eg. I'll now call at the vicarage and report to you in due course.
我现在要去教区牧师家拜访,然后适时向你汇报情况 。
eg. Many journalists enter the country to report on political affairs.
许多记者进入该国对政治事件进行报道 。
adj. 主要的,初期的,根本的,初等教育的