GbEng
指引物,指针用来作向导的事物 Something that serves to guide.
罗盘的指针永远指向北方. A compass needle points (to the) north.
手表有三根指针--秒针,分针和时针。 A watch have three hand--the second hand, minute hand and hour hand.
"一位在钟塔上工作的油漆工把一桶油漆挂在一根指针上,把钟弄慢了。" A painter who had been working on the clock tower hung a pot of paint on one of the hands and slowed it down!