知识扩展
词根词缀 词根 nihil= nothing 无, 虚无 annihilate v. 消灭 an 加强 + nihil 无，虚无 + ate 使… → 使变没有 → 消灭 annihilation n. 消灭 an 加强 + nihil 无，虚无 + ation 行为，过程，状态，结果 → 消灭 nihil n. 虚无 nihilism n. 虚无主义 nihil 无，虚无 + ism …主义 → 虚无主义 nihility n. 无，虚无 nihil 无，虚无 + ity 具备某种性质，状况 → 无，虚无

中文词源： annihilate 消灭 前缀an-同ad-. 词根nil, 零，词源同no，见nihilism, 虚无主义。 annihilate
精选例句

常见考点例句：

Bring the two together and they annihilate each other in a flash of energy .

把这两种物质放在一起，它们瞬间就会湮灭而化为能量。

When the fragile dust grains collide , they can annihilate each other , he said .

库切纳表示，当易碎的尘埃颗粒相互碰撞时会彼此湮灭。

When particles and anti-particles collide , they annihilate each other in a small flash of energy .

当粒子和反粒子相撞，他们在一小股能量闪烁后彼此湮灭。

Famously , however , matter and antimatter annihilate on contact and disappear in a puff of pure energy .

但众所周知的是，物质与反物质一经接触即告湮灭，在喷射出纯能量的同时消失。

After running their simulation on a supercomputer , they found that dark matter should annihilate much more readily than had previously been thought .

在超级计算机上运行他们的模型后，他们发现暗物质应该湮灭得比他们预想的要快的多。