lock someone out of something
phrasal verb with lock verb uk/lɒk/ us/lɑːk/
阻止（某人或机构）参与
to prevent a person or organization from having or being able to take part in something
The company risks being locked out of China's booming car market. 这家公司有被排除在蓬勃发展的中国汽车市场之外的风险。