词汇精选：additional的用法和辨析

一、详细释义：

adj.

附加的，额外的，添加的

例句：

You can insert additional papers into that book.

你可以另加散页到那本册子里去。

例句：

The system can provide additional information as well.

这个系统还能够提供额外的讯息。

例句：

Graduate students are expected to complete additional coursework.

研究生要完成额外的作业。

二、词义辨析：

additional,extra,supplementary

这些形容词均有“另加的，额外的”之意。additional由名词additon派生出的形容词，指在原有基础上添加上去的。extra指不包括本身而额外加上去的部分。supplementary由名词supplement派生而来，指对原有的追加或补究。

三、参考例句：

Some people need additional help.

一些人需要额外的帮助。

He had to pay some additional charges.

他不得不付些附加费。

I couldn't absorb the additional hardships.

我不能忍受额外的困苦。

You could try asking for additional perks.

你可以要求增加福利津贴。

It is additional information about the report.

这是那篇报告的补充内容。

You can insert additional pages into that book.

你可以把附加的散页插入那本书里。

It is necessary to set down these additional rules.

有必要制定这些补充规则。

Your benefit premium is the additional amount over base pay.

福利津贴指的是基本工资以外的收入。

The printer can set this additional page in here.

这位印刷工把这额外的一页加在这里。

Graduate students are expected to complete additional coursework.

研究生要完成额外的作业。