他把花捆成束出售.He bunched the flowers and sold them.张力细丝集中成束,并附着于桥粒上.The tonofilaments condense into bundles and become attached to desmosomes.它主要由成束相互交织的粉红色胶原纤维组成.It is composed mainly of bundles of interlacing pink collagen....

“成束”的英语可以翻译为：[医] fasciculation ...