My typ code is as follows:
print("早上好")
The pdf output is as follows:

My typ code is as follows:
print("早上好")
The pdf output is as follows:

You’ll have to give more context because I am unable to reproduce your results.
This code:
![]()
produces this result in the web app:
![]()
Your image looks like you have print("早上好") within a code block, but that is not present in what you showed us.
Thank you for the link. The following code works
#let font = "Times New Roman"
// Original code
//#let fallback = false
// The following line of code is the problem
//#set text(font: font, fallback: fallback, size: 9pt, top-edge: 0.75em, lang: "en")
// New code
#set text(font: font)
print("早上好")
