/siːsˈænddɪˈzɪst ˈlɛtər/ – Phrase
Definition: Thư ngừng và cấm.
A more throughout explanation: a letter, usually from a lawyer, demanding that the recipient (=person who receives) stop some activity that is violating the rights of the client or sender
Example: A cease-and-desist letter to the Children Services Independent Union demanded they stop making false statements.