1)搭配:
regard sth as commonplace
Such actions were regarded as commonplace during the war.
2) Foreign vacations have become increasingly commonplace.
3) 例子: Going shopping in Hong Kong has become commonplace for many mainlanders after the high-speed rail line connecting Guangzhou and Hongkong began operation.
场景: 广州到香港高铁开通后，更多内地人方便去香港了。
4) Takeaways:
the hustle and bustle热闹
