志愿者记录下他们一周所吃的所有食物。The volunteers kept a record of everything they ate for a week.找个志愿者编这个计算机程序不成问题。Finding a volunteer to write the computer program isn't a problem.该中心95%以上的工作人员是志愿者.Volunteers constitute more than ...
结束后,视读仪开始收到地面上.When he was done , the teleprompters quietly began retracting down to the floor.骨量足,后视时,肘关节与地面垂直.Ample bone carried right down to feet. Hocks straight when viewed from behind....
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...
Kids nowadays love to eat junk food every day.现在的小孩每天都喜欢吃速食.How often do you eat junk food?你多久吃一次无营养食品?What kinds of junk food do you eat?你吃什么样的无营养食品?...