Pacuit
分组电路交换
🗣️ 情景例句
I Wonder whether they will arrive on time.
我也不知道他能不能准时到。
My Biochem lectures are in the morning, and the labs are in the afternoon.
生物化学的课安排在上午，实验在下午。
Please! said the man from downstairs.
“劳驾！”楼下人说。