“法律上”的英语可以翻译为：legally，de jure ...

“法律上”的拼音为：fǎ lǜ shang...

学校对你的孩子负有法律上的安全责任。The school is legally responsible for your child's safety.从法律上讲，货车司机一星期可工作82小时。A lorry driver can legally work eighty-two hours a week.从法律上讲，会有点问题。It could be a bit problematic, legally speaking....