arrive是不及物动词，reach是及物动词

例句

1、They arrived on Monday evening and we got there the following day.

他们是星期一晚上到的，我们次日也抵达那里。

2、She'll arrive in New York at noon.

她将在正午抵达纽约。

3、I'm scheduled to arrive in LA at 5 o'clock.

我预计在5点钟抵达洛杉矶。