1. The line of zero degree longitude passes through Greenwich.
    经度零度线穿过格林威治。

2. Officials from Greenwich Observatory have the clock checked twice a day.
    格林威治天文台的高级职员每天把大钟校对两次。

3. One of the most famous sailing ships of the nineteenth century, the Cutty Sark, can still be seen at Greenwich.
    人们在格林威治仍可看到19世纪最有名的帆船之一"卡蒂萨克"号。

4. Officials from Greenwich Observatory have the clock checked twice a day.
    格林尼治天文台的官员们每天两次派人矫正此钟。