在公交车站等公交车用英语可以说 "waiting for the bus at the bus stop"。
"Waiting" 是 "等" 的意思，"for" 是 "为了" 的意思，"the bus" 是 "公交车" 的意思，"at" 是 "在" 的意思，"the bus stop" 是 "公交车站" 的意思。
例句：
I'm waiting for the bus at the bus stop. (我正在公交车站等公交车。)
He has been waiting for the bus at the bus stop for 20 minutes. (他已经在公交车站等公交车20分钟了。)
She will be waiting for the bus at the bus stop when you arrive. (她会在你到达时在公交车站等公交车。)