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- They've been dating for a long time. 他们一直频频约会。
- tritium dating 氚测年法,氚测定年龄,氚年代测定法
- They haven't set a date for their wedding yet. 他们的婚期还没定下来。
- This Greek dish is of a very early date. 这个希腊盘子是很早时期的制品。
- I tried to fix the date in my mind. 我试着把那个日期牢记在心。
- Can you produce any proof of your date of birth? 你能出示有关你的生日日期的任何证件吗？
- All our information is up to date on the computer. 我们计算机上的信息都是最新的。
- It is no good asking her for a date. 要求和她定个约会也没有用。
- He can reel off the date of the king of england. 他能流畅地说出所有英国国王的生卒年份。
- The dresses on show are out of date. 展出的服装都过时了。
- Let's discuss the delivery date first. 我们先讨论交货日期。
- She acted rather iffy about dating him. 她对要跟他约会之事表现得迟疑不决。
- The date marked on the marble has been filed away. 刻在大理石上的日期已被磨掉了。
- This type of bicycle is up to date. 这种款式的脚踏车是最新式的。
- I saw a tombstone bearing the date 1602. 我见到一块刻有1602年字样的墓碑。
- A passport that is out of date is invalid. 护照过期是无效的。
- Tritium has a half-life of 12.4 years. 氚的半衰期为12.;4年;地球形成时的氚早已不存在。
- Tritium is one of the mildest radioactive isotopes. 氚是辐射最和缓的放射性同位素之一。
- Payment is due within60 days of the invoice date. 发票开出日期起60日之内付款。
- Every time I ask her to set the date, she stall. 我每次让她定一个日期，她总是拖延。
