过双曲线的右焦点F作实轴所在直线的垂线

“wood”是什么意思? wood是什么意思 冰封王座中wood是什么意思 女英文名后面的WOOD是什么意思我看见有些英文名后面有个WOOD,请问它代表着什么意思.比如Amanda-wood sporting wood 是什么意思啊?sporting wood 到底指什么?可以翻成体育木头 但是SPORTING WOOD 应该还有别的意思 应该是个特定的名词 是不是有假肢的意思？ 英语要能听懂,要学多久? 能够把英文大致听懂需要学多久? now I only have one feeling,I Miss my morther and my father.I want to say i love yours.有语法错误吗? Father I Miss You爸爸,你和我们分开三年多了,你是否还像当初那样想我们呢?我是越来越想念你了,别人不是说时间可以冲淡一切的吗?我却相反呢?对你的思念却是越来越浓厚了.新桐他出事了,他和 guests的中文意思 Guests是什么 environment clubs ask students to bring their lunches in bags that can be used 1.We should___(exercise)very often so that we can be strong and healthy 2.I went___(shop)with my mum yesterday.We____(buy)a lot of things.3.She is the youngest and____(thin)person in her family.4.Chongqing is___(large)than the other cities in China.5 英语造句,句型：主＋谓（两句）带上翻译哦 简简单单的就好 Backstreet这个单词是什么意思? 英语翻译1`get down get down and moving all round2`show me the meaning of being lonely还有3`let the musci heal you soul第1在moving all见加it railway station 前面是不是只能加the?还是说也可以加a?如题,求教,希望尽快有人解答呢? 画线部分提问He is standing _at__the__bus__station____ what are these in english.a feet b shoewhat are these in english.a feet b shoe c bus d cap应该选哪个 南宋和西辽还有外交联系吗? 南宋和西辽到底有没有外交关系? 观察日食的同一天,能否观察到月亮?【 】为什么?【 】观察日食的同一天,能否观察到月亮?【 】为什么?【 】 talk with us English The Spirit rover went for its longest trip on the surface of Mars , traveling just over 26.4meters急需本文的翻译以及概括大意.最好在5分钟...真的很急啊 玩宠物森林出现unable to create a DX9 renderer 我已经安装了DX9 运行了DXSETUP.EXE 怎么还是出现这句话 unable to create a dx9 renderer是什么意思 为什么生化战场的频道进不去? backstreet 后街男孩的真正含义?就是这个backstreet?字面是后街之意 there( )some ketchup in the bottle.there ( )not any potatoes in thebasket delegation是什么意思 delegation send a delegation是什么意思