一两个（词组） 用英语怎么说

One or two

1. 我班上有一两个学生有点迟钝。
One or two of the students in my class are a bit dense.

2. 看起来一两个小时内要下雨。
It looks like rain in an hour or two.

one or two 一两个，少许几个，加可数名词复数。
There are one or two questions that I have to ask you.
有一两个问题我得问你一下。