您要查找的是不是：
- How long is the warranty period? 保固期有多久呢?
- How long is the warranty on this machine? 这部机器的保证期有多久?
- Stephanie: How long is the warranty? 史蒂芬妮：保修期有多长？
- How long is the warranty period of this microwave oven? 这个微波炉的保修期是多久?
- A: How long is the warranty? B: We guarantee our product for two years. It is guaranteed for one year. It carries a three-year warranty. 保修期多长时间?我们的产品保修两年。保修一年。三年保修。
- How long is the post tenable for? 这个职位任期多长？
- How long is the warranty? 保用期多长?
- How long is the life of a man-made satellite? 人造卫星的寿命有多长?
- A: How long is the warranty? 保修期多长时间?
- How long is the warranty on it? 保修期有多长?
- How long is the termor a repersentative? 众议员的任期多久?
- How long is the duration of a joint venture? 那么合营期限呢?
- How long is the Changjiang River? 长江有多长?
- How long is the history of Hong Kong? 香港的历史有多远久?
- How long is the history of the Great Wall? 长城有多少年的历史了?
- How long is the way from your hometown? 从你家乡来这里的路程有多长?
- How long is the flight to Bangkok? 到曼谷需飞行多长时间?
- How long is the flight to New York? 到纽约需要飞行多长时间?
- How long is the layover in Chicago? 在芝加哥停留多久?
- How long is the ride from here then. 从这儿到那里开车要多长时间。
