[jǐn gēn]
follow closely; keep in step with; keep up with; tread on the heels of
keep in step with the times
紧跟时代的步伐
keep abreast of the situation
紧跟形势
He came in hard on my heels.
他紧跟着我进来了。
She used to follow closely after him every place he went.
从前他走到哪里， 她总是紧跟到哪里。