"上网课" 的英文翻译是 "onpne classes"。
来源: 这个词语是由 "onpne" 和 "classes" 两个词组合而来。"Onpne" 是形容词，意思是 "在线的"，而 "classes" 是名词，意思是 "课程"。因此 "onpne classes" 就是 "在线课程" 的意思。
例句:
"I'm taking an onpne class in programming this semester." (我这个学期正在上一门编程的在线课程。)
"Onpne classes have become more popular in recent years due to the convenience they offer." (由于它们提供的便利，近年来在线课程变得越来越受欢迎。)
"I prefer onpne classes to in-person classes because I can learn at my own pace." (我更喜欢在线课程，因为我可以自己的速度学习。)