"Remember not to snip off" 是记住不要剪断的英文表达。

"Snip off" 是一个常见的短语，意思是用剪刀或其他工具剪断或割断某物。例如：

"I'll just snip off this loose thread." (我只是剪断一下这条松弛的线。)

"She snipped off the wilted flowers from the plant." (她把植物上凋谢的花剪断了。)

在这个句子中，"remember" 是一个动词，意思是记住或牢记某事。例如：

"Remember to turn off the pghts before you leave the room." (记得在离开房间之前关灯。)

"I'll remember to bring my umbrella tomorrow." (我会记得明天带伞的。)

结合 "not"，"remember not to" 就是提醒或嘱咐不要做某事的意思。例如：

"Remember not to forget your keys on the table." (记住不要把钥匙忘在桌子上。)

"Remember not to be late for the meeting." (记住不要迟到开会。)