进入壁垒的英文：
barriers to entry

参考例句：

B2C (Business to Consumers): Size and Barriers of entry
B2C(企业到消费者):规模与进入壁垒

barriers是什么意思：
n. 屏障，障碍物；栅栏；壁垒；界线

A weak barrier,defence,team
不结实的挡板、无力的防御、弱队

A train plowed into the barrier at the end of the platform.
火车撞上了月台尽头的栅栏。

As a result, no barrier can stop you.
结果，不再有障碍能阻挠你。

The Amazon basin is a huge barrier to commerce.
亚马逊流域是两国进行贸易的巨大障碍。

I don't understand why the knee is a barrier.
我不理解为什么非得以膝盖为界线。

entry是什么意思：
n. 进入，入场；出赛，参加；进入权；入口

Can you shorten the entries?
你能减少字数吗？

A bomb was founded at the entry to the Capitol.
在美国国会大厦的入口处发现一颗炸弹。

Entry to this competition is by invitation only.
此次竞赛的参赛只凭邀请函。

educational benchmark entry point
学历基准起薪点

This dictionary has sixty thousand entries.
这本字典有六万字。