So a tall chain-link fence keeps everyone away from it by about 50 meters.

VOA: standard.2010.02.17

If I wanted to link another nucleotide to this DNA chain what would I attach here on the bottom?

如果想把另一核苷酸连接到这条DNA链,我将会在DNA链末端添加什么

耶鲁公开课 - 生物医学工程探索课程节选

There were also complaints about a chain-link fence that surrounded the Olympic Cauldron.

VOA: standard.2010.02.21