这些意外事件电 、 机械 、 和结构的失败结果在平衡物的电梯上发生了. These accidents occurred on counterweighted elevators as a result of electrical, mechanical, and structural failures.
“您先请。”——“别客气，伯德先生，您先请。”"After you." — "Not at all, Mr Bird, after you."“非常感谢！”——“别客气。”"Thank you very much." — "Don't mention it."“无论怎样，非常感谢。”——“别客气。”"Thanks very much anyhow."— 'It's a pleasure.'...