at most

基本解释

At most, you might ask “why?
最多，你可能会问“为什么？”
I do it for maybe an hour at most.
我或许在沙滩上最多呆一个钟头。
Note that the service specification may only provide public operations, and each operation should only consume at most one message and produce at most one message.
注意服务的规约说明只能提供公开的操作，而且每个操作应当只能消耗至多一条消息、产生至多一条消息。

Graduates of study programs at most foreign medical schools may have to complete two or three years of residency, although there are exceptions.
And at most, they illustrate the biblical writers' taste for literary subversion yet again, something we will see over and over.
而至多，他们展现了圣经作者们的品味,他们对文学的颠覆，我们以后也会多次看到这点。
耶鲁公开课 - 旧约导论课程节选
And again, we can define what that most probable radius is, that distance at which we're most likely to find an electron.
同样的，我们可以定义最可能距离，在这里找到电子的概率最大。
麻省理工公开课 - 化学原理课程节选

There are at most 60 wild tigers left in the country, about 20 of them Siberians.
FORBES: Tigercide