Examples

次数不多

not very often → 次数

练习的次数越多，熟练的程度越高。

The more you practise, the more skilful you'll become. → 次数

其后的三天，空袭的次数增加了。

In the next three days the air attacks increased. → 空袭

我坐火车的次数偻指可数。

I have taken trains several times. → 偻指

There's a limit to the number of times I can stop what I'm doing.

我可以停下手头的活儿，但这是有次数限制的。 → limit