reach后面有in或at吗?

reach相当于arrive in或arrive at,所以不用加介词
下面是该词的及物动词和不及物动词的用法:
v.tr.（及物动词）
To stretch out or put forth (a body part); extend:
伸展，伸出：（将身体的一部分）伸展开或拉开；延伸：
reached out an arm.
伸出一只手臂
To touch or grasp by stretching out or extending:
伸出，够到，触及：伸出或展开…来触摸或抓住：
couldn't reach the shelf.
没法够着书架
To arrive at; attain:
达到，得到：
reached a conclusion; reached their destination.
得出一个结论；到达他们的目的地
To succeed in getting in contact with or communicating with:
取得联系，沟通：成功地与…建立联系或与…交流：
They reached us by telephone. Our newsletter reaches a very specialized readership.
他们通过电话找到了我们。我们的新闻来函专栏拥有一群特殊的读者
To succeed in having an effect on:
影响，左右：成功地对…产生影响：
No one seems able to reach her anymore.
看起来没有人能够再对她产生任何影响
To extend as far as:
延伸：最大限度地延展：
The property reaches the shore.
地产一直延伸到岸边
To project as far as:
传达：最大限度地发射出去：
A distant cry reached our ears.
我们听到从远处传来一阵哭声