Joke Collection Website - Blessing messages - What do you mean unknown?

What do you mean unknown?

Unknown explanation

(1) [unknown; Not sure]

(2) Numbers or other symbols that need to be proved in mathematical equations; Whether this book can be published is still unknown. Refers to the number in an algebraic formula or equation that can only be determined by operation. It also refers to things that have not yet been understood. Wei Wei's "Oriental" Chapter 17: "When this distant goal is unknown, our own ship has crashed into the rocks." Whether it will succeed is still unknown.

Word decomposition

No, no, no: not necessarily. Never (30). Future. Never. Not completed (not completed). Not timely (a. not timely; B. not realized). The eighth branch of the earth belongs to sheep. Used to record the time: at the end of the day (afternoon 1: 00 to 3: 00). Put it at the end of the sentence to express doubt: "Jun except.