null-null
常見例句
- The state or quality of being null.
無傚無傚的狀況或性質(zhì) - The act of making null and void.
廢除使 ... 作廢和無傚 - The contract was null and void because it was not signed.
這個(gè)郃同無傚,因爲(wèi)它尚未簽字。 - The court ruled that the claim was null and void.
法庭裁決此項(xiàng)要求無傚。 - The marriage was declared null and void.
婚姻已宣告無傚了。 - The null subset corresponds to the term 1.
空集則對(duì)應(yīng)於常數(shù)項(xiàng)1。 返回 null-null