firstly

/ˈfɜːrstli/
Syllables first·ly
Stress FIRST-ly

Phonics Breakdown

first
/fɜːrst/
r控元音
ly
/li/
-ly suffix

Meaning

used to introduce the first point or reason

Sound Reference

💡

first=/fɜːrst/(first) + ly=/li/(quickly)

Example

Firstly, we need to understand the problem.