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. # _% H. `3 f+ R% s! F5 W6 M
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。 ' h7 ^$ k" `; F2 Q
难句类型：复杂修饰、插入语 ! e# ?) ~2 x- Z* s2 f( Q- l 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。 ! c7 k! w. t& ~4 u 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.
发表于 2012-8-15 13:05:25
