Sure, here is a line-by-line translation:
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In the following hour or so, Yan Ning indeed did as she said.
Not only did she review "Gun Maintenance and Maintenance," but she also proactively studied an important part of physics—reflection, refraction, and diffraction of waves.
After finishing, Yan Ning went to the bathroom, changed her clothes when she returned, and then saw Zhang Jingdong off downstairs.
Along the way, the two of them pretended to chat about work.
After a goodbye kiss at the door, Zhang Jingdong left the Jinghu No.1 Villa District.
He just took out his phone to send Chu Yi a message but received a message first.
It was surprisingly from Zhou Zhou: I'm on the night shift today, flying from Changsha to Jiangdu, and the plane has landed now. Do you have time? If you're busy, it's okay. I'll stay with everyone at the staff dormitory.
