Some people experience shyness as a barrier to communication, but this can be broken down gradually.

有些人觉得羞怯是交际上的障碍，但这是可以逐渐克服的。

youdao

She had been waiting for Simon to break down the barrier between them.

她一直在等着西蒙来破除他们之间的隔阂。

《柯林斯英汉双解大词典》

Jone's idea has been fully realized—the "HAPPY TO CHAT" benches help break down the invisible social barrier that keeps people from saying hello.

琼斯的想法已经完全实现了——“聊天愉快”长椅有助于打破无形的社交障碍，让人们跟他人打招呼。

youdao

His decisive victory over Republican Senator John McCain brought down the last racial barrier in American politics.

VOA: special.2009.01.03

Technology has done to the marketing of recorded music what it did a decade ago to the publishing of the printed word--lowered the barrier to entry down to just about zero.

FORBES: You, the Record Mogul

The stigma of having a resume posted online no longer exists because LinkedIn has broken down that barrier.

FORBES: You Are Interviewing For Your Next Job -- Now

Singers like Garth Brooks and Trisha Yearwood broke down the barrier between plaid and pleather in the early 1990s.

CNN: Obsessions: Crazy about country music