A covalently linked chain of deoxribonu- cleotides. The double helix is composed of two DNA strands.

脱氧核糖核苷酸以共价键连接起来的链。双螺旋由两条DNA链组成。

youdao

And then linked to the glycerol instead of a third fatty acid chain is a water soluble molecule, like a salt.

但连到甘油上的第三个基团不是脂肪酸链,而是一种水溶性的分子,像盐一样

耶鲁公开课 - 生物医学工程探索课程节选

Microsoft and Starbucks have even linked up to make the coffee chain wireless and webby.

FORBES: Digital Spin

DMI, Henrik Svensmark, reasoned that if the solar cycle were linked to the earth's temperature, cosmic rays could be part of the chain.

ECONOMIST: Global warming: In flux | The

It can adversely affect forests and crops, and is also linked with damage to plankton, the microscopic creatures at the bottom of the marine food chain.

BBC: By Environment Correspondent Alex Kirby