B=2W Baud
This is the formula for the maximum symbol transmission rate of an ideal low-pass channel.
If your major doesn't involve physics, you wouldn't understand this formula, let alone the Chinese terminology associated with it.
It definitely isn't a formula that a high school student could come across.
He Xun was so startled that he froze for three seconds.
It wasn't until the girl, who had been looking at her phone, slowly lifted her head.
Her pupils flickered; her eyebrows and eyes were faint.
The slanting sunlight added a chill to the girl's facial contours, like clouds turning into snow, cold and captivating.
When He Xun met her gaze, he hesitated again.
Ying Zijin handed her phone to Xiu Yu and stood up, "Wait for me a moment."
Xiu Yu was in the midst of a top-up and looked up, "What's up?"
She looked over, puzzled, and saw He Xun standing at the back door.