EFFI

EFFI的音标为/"efɪ/，基本翻译为“有效、效率”，速记技巧可以考虑谐音记忆，可以联想为“易飞”，即容易飞得快，效率就高了。这只是其中一种记忆方法，实际应用中还需要结合语境进行判断。

EFFI这个词的英文词源可以追溯到拉丁语“efficient”和“effect”，意为“产生效果”或“有成效的”。它的变化形式包括其过去式“efficient”和过去分词“efficiently”。

相关单词：

“Effect” - 名词和动词形式，表示效果或产生影响。

“Efficiency” - 名词形式，表示效率或效能。

“Inefficient” - 形容词形式，表示无效率或不高效。

“Efficacious” - 形容词形式，表示有成效的或有效的。

“Efficacy” - 名词形式，表示效果或效能。

“Efficent” - 形容词形式，意为有成效的或有效的。

以上这些单词在英语中都有广泛的使用，并且与EFFI这个词有着密切的联系。EFFI作为效率的衡量标准，强调的是产生预期结果的能力，而上述单词则进一步描述了这种能力的不同方面。

例如，当我们谈论某项工作或任务的效率时，我们可能会说它“efficient”，而当我们谈论某个人或组织在完成任务时表现出色时，我们可能会说他们“efficiently”完成了任务。反过来，“inefficient”则表示缺乏这种能力，而“efficacious”则表示具有显著的效果或成效。这些单词在英语中都得到了广泛的使用，并且都与EFFI这个词有着密切的联系。

常用短语8个：

1. in a hurry

2. at a loss

3. in a mess

4. on time

5. all over

6. at one"s wit"s end

7. in a hurry

双语例句7个：

1. She was in a hurry to catch the early bus.

她匆忙赶早班车。

2. I am at a loss what to do next.

我不知道下一步该怎么做。

3. The room was in a mess after the party.

聚会后房间一片狼藉。

4. The train was on time for once.

火车准点到达。

5. They finished the work all over again.

他们把工作从头到尾做了一遍。

6. I am at my wit"s end.

我黔驴计穷了。

7. She was in a hurry to leave for her vacation.

她匆忙为假期做准备。

英文小作文：

EFFIENCE AND EFFICIENCY

In modern society, we always pursue efficiency and effectiveness, which are crucial for our daily life and work. EFFI is a commonly used term to describe the concept of efficiency, which means achieving the same result with less effort or resources.

In the workplace, EFFI is essential because it helps us save time and resources, allowing us to focus on more important tasks and avoid unnecessary waste of time and energy. With EFFI, we can improve our productivity and reduce the burden of work, which ultimately leads to better outcomes and increased satisfaction with our work.

In our personal lives, EFFI is also important because it helps us manage our time and resources effectively, allowing us to prioritize our tasks and avoid distractions that can hinder our progress. By adopting EFFI principles, we can improve our efficiency and effectiveness, which can lead to better outcomes and increased satisfaction with our lives as well.

In conclusion, EFFI is a fundamental concept that we should always keep in mind when we are faced with challenges and difficulties in our daily lives and work. Adopting EFFI principles can help us achieve our goals more efficiently and effectively, leading to better outcomes and increased satisfaction with our lives and work.