They are called virtual particles in order to distinguish them from real particles,whose lifetimes are not constrained in the same way,and which can be detected. * N1 u" L: h5 H3 X, [8 y/ r
它们被称为“虚粒子”(virtual particle),以便与实粒子(real particle)区分开来,而实粒子则不会以这种方式受到制约,并且其存在可得以测定。 + t4 f; ?& x7 z+ h& C) H
难句类型:复杂修饰、插入语 1 C* y4 B8 ]9 C6 C" w. ]' | 解释:本句的怪异在于:real particles后面跟着两个定语从句,都是同时修饰real particles的,而且两个从句之间不用逗号隔开,却又加上and连接,令人一眼看上去极不习惯。 / j |3 g- q0 [- ^ 意群训练:They are called virtual particles in order to distinguish them from real particles,whose lifetimes are not constrained in the same way,and which can be detected.