这种蛋白质的分子多少像个球形，构成该蛋白质的氨基酸链的不同部分之间有内部交叉联结，正是这种力量使这些分子保持那种形状。
The molecules of this protein are more or less globular, and are held in that shape by internal cross-links between different parts of the amino-acid chain of which the protein is composed.
三位科学家开发了一个被称为钯催化交叉偶联的过程，一种使碳原子紧密结合在一起的方法，因此，它们就可以为有机分子形成一个稳定的“框架”。
The trio developed a process known as palladium-catalysed cross coupling, a means of knitting carbon atoms together so that they form a stable "skeleton" for organic molecules.
另一方面交叉矩阵使适值高的个体以低概率交叉，在一定程度上改善了算法的收敛性。
On the other hand, crossover matrix makes it possible for higher fitness individuals to cross at lower probability and accordingly improves the convergence to some degree.
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