First of all 对比 Firstly

在英语中何时使用每一个，包含含义、语域和例句。

First of all

前 2000（常见）

Firstly

正式前 3000（常见）A2adverb

最正式: Firstly最常见: First of all

	First of all	Firstly
发音	🇬🇧 //fɜːst əv ɔːl//🇺🇸 //fɜrst əv ɔl//	🇬🇧 /["/ˈfɜːstli/"]/🇺🇸 /["/ˈfɜːrstli/"]/
含义	开始时；要提到的第一点。To start with; the first point to mention.	At the start of a list or explanation.
例句	First of all, we need to discuss the budget for next year.	There are two reasons for this decision: firstly…
语域	中性	正式
常见程度	前 2000（常见）	前 3000（常见）
CEFR 等级	-	A2
词性		adverb
搭配	first of all, we need, first of all, let's discuss, first of all, thank you, first of all, I want to, first of all, remember	firstly and secondly, firstly then, firstly I would like
反义	-	lastly, finally
常见错误	Using it in the middle of a sentence instead of at the beginning., Confusing with 'firstly', which is more formal., Omitting 'of all' and saying only 'first'.	'Firstly' is not often used in informal contexts., Some learners confuse 'firstly' with 'first,' thinking they can use them interchangeably in all situations., Overusing 'firstly' when listing items can sound overly formal.
用法说明	常用于介绍列表中的第一项。适用于口语和书面语境。避免在非常正式的场合使用。Often used to introduce the first point in a list. Appropriate in both spoken and written contexts. Avoid in very formal settings.	Use 'firstly' to introduce the first point in formal writing or speeches. Avoid in casual conversations; 'first' is often preferred instead.

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常见问题：First of all 对比 Firstly

First of all和Firstly 有什么区别？

First of all: To start with; the first point to mention. Firstly: At the start of a list or explanation.

哪个更正式：First of all和Firstly？

Firstly 是其中最正式的。

哪个更常见：First of all和Firstly？

First of all 在日常英语中最常见。

能各给一个例子吗？

First of all: First of all, we need to discuss the budget for next year. Firstly: There are two reasons for this decision: firstly…

我可以互换使用 First of all和Firstly 吗？

不总是。First of all和Firstly 相关，有时可以互换，但在语域、常见程度和用法上不同，所以换用可能改变意思或语气。替换前先看看上面的区别。

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