in pairs of older chimps the more dominant one often hogged all the food. and even when sharing occurred two individuals rarely ate from the bowl at the same time.

在年长的黑猩猩实验对比组中，强势者往往独自占有食品，即便有时共享食品，两只年长的黑猩猩也很少同时在一个碗中吃东西。

one of the first assignments i give the students in software engineering is to write a simple program, but to work in pairs (i.e., try pair-programming).

在软件工程学中我给学生们的第一项作业是写一个简单的程序，但让学生们成对地工作（例如，尝试成对编程）。

they tend to appear in pairs (on opposite sides of the sun) that persist for a fortnight or so before fading.

它们往往会成双成对地（在太阳上相对的两侧）出现，可能持续两个星期或者更短的时间，然后逐渐消失。

not all labs do. at wake forest university, the monkeys are housed in pairs and separated only at meal times so that researchers can monitor what each monkey eats.

并非都这么做，在维克森林大学，猴子们是成对地被关在房子里，只是在进食时才被分开，因为只有这样研究者才能监测到每只猴子的进食。

four or more, in pairs up to almost any number, may play a partnership game, but this is done by playing separate two-hand games and combining scores.

对于四个或四个以上的人，几乎任何偶数个玩家可以通过配对的形式参与游戏，但是是通过每两个人单独游戏并最终分别将双方得分相加的方法进行的。

the ssl protocol is based on public-key cryptography where encryption keys come in pairs that are mathematically related, but one cannot be deduced from knowing the other.

ssl协议基于公钥密码，加密密钥成对地出现在公钥密码中，它们是在数学上是相关的，但无法由一个推知另一个。