That video IS the context. It's Covid era - everything is streamed. We are all watching the same thing the students saw.
And if a Chinese professor prefaced the use of that word with an explanation about that word's usage in another language, I would find that a very memorable educational experience. That's it. I don't need to be warned about a sound because a similar sound with a different meaning is used in negative ways.
And if a Chinese professor prefaced the use of that word with an explanation about that word's usage in another language, I would find that a very memorable educational experience. That's it. I don't need to be warned about a sound because a similar sound with a different meaning is used in negative ways.