含义：表示某个时间点或时间段，主句和从句的动作可先后或同时发生。

英语 fix 主句 mend repair 2025-04-03 19:57  3

Kuitun, February 6th – State Grid Kuitun Power Supply Company technicians Chang Guoxiang and Luo Chong received an urgent repair c

digital repair repairefficienc 2025-02-08 14:21  7