notKK: []DJ: []ad.1. 不He is not a member of the Union.他不是工会会员。2. (用来代替并否定一个词组或句子)不,不会Drop that gun! If not, you'll be sorry.把枪扔下!否则你会后悔的。3. (与否定词一起构成双重否定表肯定)并非,不怎么They refused her request not without good reason.他们不无道理地拒绝了她的请求。4. (与all,both,every连用表示部分否定)不都是,不全是Both houses are not white.两所房子不都是白色的