auctorial

auctorial的音标是["ɔːktjʊərɪəl]，翻译成中文是权威的、作者的。速记技巧是快速记忆和记录技巧。

以下是我根据您的要求，列出一些英文词源及其变化形式和相关单词的示例：

1. 词源：auctorial

变化形式：auct-（词根） + -al（后缀）

相关单词：

authoritative（权威的） - 权威来自于权威人士，因此具有权威性。

authoritarian（独裁的） - 源自于独裁者，因此具有独裁的特点。

authorship（作者身份） - 表示作者的身份和地位。

2. 词源：agro-（词根） + -al（后缀）

变化形式：agro-（词根） + -al（后缀）+ -ness（后缀）

相关单词：

agrarian（农业的） - 农业涉及到土地和土地上的作物，因此与农业有关。

agricultural（农业的） - 直接来源于agro-，表示与农业相关的。

agrarian reform（土地改革） - 改革土地分配，保护农民权益。

3. 词源：bio-（词根） + -al（后缀）

变化形式：bio-（词根） + -al（后缀）+ -ity（后缀）

相关单词：

biological（生物的） - bio-表示生命，因此与生物有关。

biochemistry（生物化学） - 生物化学是研究生命物质的化学过程和化学结构的学科。

biotope（生物栖息地） - 生物栖息地是生物生存的环境，与生物有关。

以上只是一些示例，实际上英语中有很多其他词源和变化形式的单词，您可以根据需要进一步查询和了解更多信息。

常用短语：

1. by the same author

2. the works of the author

3. author"s own words

4. authoritative source

5. authoritative text

6. authoritative interpretation

7. authoritative view

双语例句：

1. The works of this author are widely regarded as authoritative. (这句话表明这个作者的著作被广泛认为是权威的。)

2. By the same author, this passage is very insightful. (这句话表明这句话是由同一作者写的，内容非常有洞察力。)

3. The authoritative text provides a clear explanation of the topic. (这句话表明权威文本提供了关于这个话题的清晰解释。)

4. This interpretation of the author"s words is widely accepted. (这句话表明对作者的话的这个解释被广泛接受。)

5. The authoritative view is that... (这句话表明权威的观点是...)

6. The author"s own words are eloquent proof of his/her point. (这句话表明作者自己的话是证明他/她观点的雄辩证据。)

7. The authoritative source is a reliable source of information about the topic. (这句话表明权威来源是关于这个话题的可靠信息来源。)

英文小作文：

Title: The Importance of Authoritative Sources

When it comes to obtaining information about a certain topic, we often rely on authoritative sources to provide us with reliable and accurate information. These sources are typically scholarly journals, books, and other publications that have been reviewed and accepted by experts in the field. They offer a clear and concise explanation of the topic, and provide us with a unbiased perspective on the matter.

By consulting authoritative sources, we can gain a deeper understanding of a topic and gain a broader perspective on the issues involved. This helps us make informed decisions and take better actions in our daily lives. Additionally, authoritative sources can also help us stay up-to-date on the latest research and developments in a given field, allowing us to stay competitive in today"s fast-paced world.

Therefore, it is essential to rely on authoritative sources when seeking information about a certain topic. By doing so, we can gain a more accurate and reliable understanding of the matter at hand, and make better decisions for ourselves and our communities.