Rechercher
to let sb/sth be
01
to avoid getting involved with a person or thing or stop bothering them
Exemple
Over his dead body would he let her be blindsided by a man who caused her so much pain and worry.
The two former rivals agreed to let bygones be bygones and work together.
Let her be.
Stay, let the truth be revealed before you act.
Let H be a hypothesis that we want to test.