Similarly the positively charged proton has a negatively charged antiparticle, the antiproton.同样的,带正电荷的质子具有其带负电荷的反粒子—即反质子.This sister particle is usually called an antiparticle.姐妹粒子通常称为反粒子.This property, often called " h...
The particle - antiparticle concept is one of the most fascinating ones in physics.粒子和 反 粒子是物理学中最迷惑人的概念之一.This property, often called " helicity,'serves to differentiate the neutrino from its antiparticle.这种性质通常称为 “...
用锋利的刀子削去橙子皮.Pare off the rind from the orange using a sharp knife.用一把锋利的刀削去两种水果的外皮和中果皮。Using a sharp knife, cut away the pith and peel from both fruits.剥开一只厚皮橙子，用锋利的刀将两端削去使它呈方形。Peel a thick-skinned orange and square off ...
She has recently begun to slouch over her typewriter.最近，她坐在打字机前就开始变得无精打采的。A red supergiant , Betelgeuse is no slouch of a star either.参宿四是一颗红色的超巨星.One can appear to be about two inches shorter by practicing a slouch.装成没精...
她在药物学系做研究助理.She took up a post as research assistant in the Department of Pharmacology.它涵盖对神经心理学与行为药物学的动物行为知识的一些应用.It covers some applications of animal - behavior knowledge to neuropsychology and behavioral pharmacology...