您要查找的是不是：
- How long is a day in Saturn? 土星自转一周的时间是多少?
- How long is a senator in office? 参议员任期多长?
- How long is a student visa valid for? 学生签证的有效期限?
- How long is a return ticket good for? 来回票可有效多久?
- Being able to live a day in peace, is a blessing. 能平平安安渡过一天就是福。
- How long is the post tenable for? 这个职位任期多长？
- How long is it since we visited your mother? 自从我们看望你母亲以来到现在有多长时间了？
- How long is the layover in Chicago? 在芝加哥停留多久?
- How long is it since you were in Keelung? 你在基隆有多久了？
- New Year's Day is a day for family reunion. 元旦是一个亲属团聚的日子。
- How long is the life of a man-made satellite? 人造卫星的寿命有多长?
- It is a greatest day in Carthage. 这是迦太基的一个重大节日。
- A: By the way, how long is my probation? 顺便问一下，我的试用期多长?
- How long is the duration of a joint venture? 那么合营期限呢?
- This is a red-letter day in our community. 今天对于我们社区是个重大的日子。
- How long is it after having a hilt installed on? 请问这个东西装上柄后大约有多长?
- Every day in your life is a special occasion". 你生命里的每天都是一个特别的时刻。”
- How long is the termor a repersentative? 众议员的任期多久?
- A hot bath is a great refreshment after a day's work. 在一天工作之後洗个热水澡真是舒畅。
- How long is it since the electric computer came into use? 电子计算机开始应用到现在已有多久了？
