Programming contacts are mostly English letters or English words, and the properties or methods in the code are composed of multiple words. If you know English, you can easily know their meanings and learn quickly.
Learning a programming language involves many words. If English is not good, it is a little hard to learn or remember, easy to forget, and naturally it will be slower to absorb.
Reading technical documents is essential for programming. Newer technologies are usually introduced to China from abroad, so you can't avoid reading technical documents. Of course, there are some technical documents in Chinese, but the translation is incomplete.
I'll show you some (HTML+CSS) words on the WEB front end:
Image source: HTML5 school