什么是π电子

电子跟我们平时用的电有什么区别 瓜剖豆分,明眸皓齿,调虎离山,精雕细琢的反义词知道一个就说一个 Bobby和Sam在森林里远足有英语怎么说 高考类型改错题,共十处错误,你懂的.I often quarrel about my mother over whether I can watch TV after school.She holds view that senior three students have to make fully use of every minute to work hard at their lessons.It seems to me tha 陈黄子华是什么意思啊? 如何利用电子白板提高教学效率 说说括号中词语的含义：记者获知,今年春晚陈红(下课),黄圣依(上岗) portray和depict用法有何区别? describe和descriprtion的区别 We will try to save the manatees改为现在进行时 成绩总是中上水平怎么读好 prescribe后面可以直接跟某人吗 汉译英,一个人一辈子干好事是不容易的（it's +形容词+to）,用括号里的词,不要翻译器. 讲约额是什么意思 敢情 是什么意思额详细点 c?什么意思 额 具体的 Not all the children like eating sweet snack.的同义句:[ ]of the children like eating sweet snack,[ ]some [ ] Not all heavy children have weight problems like adults．However,as children get older,their chance for staying fat 41 ．The chance is even 42 if one or both parent are also overweight．It's important to work on weight problems early． Why is the One of the ten famous brands 2010 wood floor:delOne of the ten famous brands 2010 wood floor:del recount……如题,是伤害统计问题,我用的是多玩魔盒,伤害统计的样子都知道,我想问下面这个样子的怎么弄?右边的是大脚的, tell 和 recount 的用法区别新概念第四册第一课练习题The only way that they can preserve theiry history is to _____ stories.A.tellB.recount为什么不能选recount?课文中也是使用这个词的啊 魔兽世界 Recount是什么对帐号有威胁吗? all this作主语时,谓语动词用单数还是复数形式 裸蕨植物高等还是低等 蕨的植物体什么的分化,我急需答案．．．．．．．．．．． I like cartoons best改为同义句 My ____ movies ____ cartoons. 意大利语R如果发不出颤音该怎么发?就是大概的读音 请问意大利语言中的R颤音是怎么出来的 ·害怕真的动心后会受伤,所以不想爱谁了.英语怎么表达? 谁有苍的A+V,U箱wzh2120.163不多打了,现在不能留U件,后面的麻烦补充了, 英语填空题 I've competed in spelling bees,a competition ___ you have to spell words,英语填空题 这里为什么填where,这是个什么从句?I've competed in spelling bees,a competition ___ you have to spell words,since first grade. 我不想爱他 但是眼睛在说谎 请帮我把这句话翻译成英语