You may notice that the headtops of magpies are always bald.
你去看喜鹊的头顶总是光秃秃的，为啥？
2
You may notice that the headtops of magpies are always bald. Why?
你去看喜鹊的头顶总是光秃秃的，为啥？
3
Some chartists follow patterns such as "head and shoulders" and "double tops"; others focus on moving averages; a third group believes markets move in pre-determined waves.
一些图表分析师遵循诸如“头肩型态(head and shoulders)”和“双顶(double tops)”之类的模式；其他则关注移动平均值；第三类则相信市场走势的波动已预先决定。