一般认为，腕表是男士珠宝演变过程中正常序列的一个例外。
It is generally believed that wrist watches are an exception to the normal sequence in the evolution of men's jewelry.
在过去，做时间表是很简单的，但现在我们有更多的课程，让这个过程变得复杂的是，当中许多课程还有不同选择。
In the past, doing the timetabling was quite simple but now we have a lot more courses and what's made it complicated is that many of them have options.
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