at a table

基本解释

When he arrived, Peter was sitting all alone at a table with the stone pyramid before him.
当他到达那里的时候，彼得正一个人坐在桌子旁，面前摆放着那个石头金字塔。
After a time, I spotted my father, sitting alone at a table, stirring his drink with his finger.
过了一会，我看到父亲一人坐在桌旁，用指头搅动着他的饮料。
An hour or two later, Mrs Goebbels came out crying. She sat down at a table and began playing patience.
一两个小时之后，戈培尔太太大哭着出来了，她在一个桌子旁边坐了下来开始玩拼图游戏。

For example,you can see Spanish-born painter Pablo Picasso's colorful work "Reading at a Table."
So hopefully, it was a time issue in terms of looking at the periodic table, because let's have you tell me what are we looking for here?
希望刚才大家出问题的原因,是因为看周期表有时间限制，请大家告诉我,我们在这里找什么？
麻省理工公开课 - 化学原理课程节选
We'll then take a turn to talking about the periodic table, we'll look at a bunch of periodic trends, including ionization energy, electron affinity, electronegativity and atomic radius.
然后我们再开始讲元素周期表，我们会看到很多周期性规律，比如电离能，电子亲和能，电负性以及原子半径。
麻省理工公开课 - 化学原理课程节选

Russell King, a seventeen-year-old junior, was sitting at a table with another junior, Nate Mueller.
NEWYORKER: Battleground America