地板上的鞋子都整齐成双地摆着。
筷子都是成双的。
好像她的朋友全都成双结对了。
你穿的袜子不成双呀！
这些鸟成双成对地飞。
成双成对的情侣沿着海滩悠然漫步。
他们一个一个地或成双成对地走出去。
如果一定要来，我们至少要成双成对地来；那我们基本上就没事了。
If we have to come, we come in couples, at least; then we're generally all right.
烷基自由基对羰基进行进攻，生成双环的羰自由基中间体。
This radical attacks the carbonyl group to an intermediate bicyclic ketyl.
在那之前，美国将一直努力试图促成双方妥协。
Until then, the United States will continue efforts to hammer out a compromise.
本协议及其附件构成双方关于本协议标的之完整协议。
This agreement and the schedules hereto constitute the entire agreement between the parties relating to the subject mater hereof.
分享快乐会变成双倍的快乐，分享的悲伤会减半。
寿桃的数量也是画双不画单，包含了好事成双的寓意。
The peaches in his paintings are always in even number, meaning that good things always come in double.
分享快乐会变成双倍的快乐，分享悲伤会让悲伤减半！
埃默里大学的科学家们发现，简单的肽可以组织成双向层膜。
Emory University scientists have discovered that simple peptides can organize into bi-layer membranes.
但他们都成双成对——我是指，艾美特和罗莎莉，贾斯帕和爱丽丝。
They're all together though - Emmett and Rosalie, and Jasper and Alice, I mean.
在少年时代最困难的时期就是我的朋友都成双入对了，而我只能埋头于书本。
And there were difficult periods during my mid-teens when my friends started to couple up, while I kept my head in the books.
与使用刀叉以及手抓的方式不同，成双结对的筷子含有“和为贵“的意蕴。
Unlike using a knife and fork or one's own hands, a pair of chopsticks also implies the meaning of "harmony is what matters".
因此，最终只有当达成双方均认可的明确的区域边界时，稳固的和平才有可能出现。
In the end, a solid peace will emerge only if clear regional borders are agreed.
在这些装饰盒上，每样东西也都是成双成对的：一对鸟，一对鹿，一对野山羊。
On ornamental boxes everything is also in pairs: a pair of birds, a pair of deer, a pair of ibexes.
在星团核心，黑洞经历一系列相互作用，有时形成双黑洞，有时被完全抛出星团之外。
In the core, the black holes experience a range of interactions, sometimes forming binary pairs and sometimes being ejected from the cluster completely.
可是“江猪”一词与这种聪明的动物并不贴切，渔民们记得它们是成双或成组从水中跃出。
However, the term "river pig" was not really appropriate for the clever animal, that fishermen recall leaping out of the water in pairs or as a group.
电可以作为分开的电荷存在，比如说电池的正极与负极，而磁则总是要成双成对地出现。
While electricity exists as separate charges, like the plus and minus of a battery, magnets always come in a joined pair;
如果有人问他近况如何，他会说：“如果还能再好，我就成双胞胎了！”他是个天生的乐天派。
When someone asked him how he was doing, he would reply, "If I were any better, I'd be twins!" he was a natural motivator.
RNA分子能像DNA分子那样形成双链螺旋，通过沃森·克里克配对，两个螺旋的核苷链互补。
RNA molecules form double stranded helices, just as do DNA molecules, by Watson Crick pairing of nucleotides on the two complementary strands of the helix.
RNA分子能像DNA分子那样形成双链螺旋，通过沃森·克里克配对，两个螺旋的核苷链互补。
RNA molecules form double stranded helices, just as do DNA molecules, by Watson Crick pairing of nucleotides on the two complementary strands of the helix.
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