Not to be deleted or altered in regular use.

正常使用时不能删除或更改。

youdao

Could regular use of acetaminophen for pain relief put them at risk for long-term liver damage?

定期的服用acetaminophen(醋氨酚)减少疼痛是否会使他们有肝脏受损的风险？

youdao

Stored procedures are a convenient addition to the regular use of SQL, and can be beneficial in many cases.

存储过程是 SQL 常规用法之外的又一种便捷技术，可在许多情况下为人们带来好处。

youdao

But the effects required at least six years of regular use.

VOA: special.2009.09.01

They also encourage people to work from home on a regular basis and use mass transit when they do commute.

VOA: standard.2010.07.26

The data goes into a master CRM database, where we put it to active and regular use.

FORBES: Is It Possible To Gather Too Much Customer Data? No!

Most of the schools which make regular use of supply teachers are not in the so-called "good schools" category.

BBC: children entering a school

It worked only as long as patients continued taking it, and its side effects, including kidney damage, precluded regular use.

FORBES: Magazine Article