| 释义 | abbr① 自动系统;独立系统(autonomous system)This room is twice [three times] as large as that.这个房间是那个的两倍[三倍]大。She doesn't sing half as well as you.她唱得没有你一半好。He is not as (=so) honest as you.他不如你(一般地)诚实。She is not as young as she was [as she used to be].她没以前那么年轻。Take as much as you want.要多少就取多少吧;随心所欲地取吧。I can do it as well.我也能做一样好(后面省略as you, as she等)。
conj①[用于连接同等的比较或表状态的副词子句]如…,像…(参照like)He is as thin as I [me].他像我一样瘦。Are you as good at mathematics as him?你是不是跟他一样擅长数学?It is not so [as] easy as you think.那不像你想的那么容易。Do as I say!照我说的做!Take things as they are.接受现状;面对事实。(as) black as a raven黑若乌鸦(as) cold as ice冷如冰He is very tall, as are both his parents.他很高,就跟他双亲一样。Wang Wei, as you know, was a Chinese poet.如同你所知道的,王维是一位中国诗人。He was so kind as to help me.他很亲切地帮助了我[如此亲切以致帮助了我]。
 ② 当…之时;正值…之时He watched her as she combed her hair.她梳头时,他看着她。She trembled as she spoke.她说话时发抖。Just as he was leaving his house, the telephone rang.正当他离家时,电话响了起来。As a child [boy] he was a troublemaker.小时候,他是个捣蛋鬼。
 ③[表原因、理由]因为,既然(★通常置于句首)As he has been working all day, he must be very tired.既然他整天一直工作,他一定很疲倦。As you are busy, I'll not disturb you.既然你很忙,我就不打扰你了。
 ④[连接表让步的子句]尽管;虽然(参照though)Woman as she was, she was not afraid.她虽身为女人,却不害怕(★as之前的名词不可加冠词)。Old as he is, he can still run fast.他虽年老,却还能够跑得快。Much as I love you, I couldn't marry you.尽管我非常爱你,我却无法娶[嫁给]你。Try as she might [would], she couldn't open the box.不管她怎么尝试,她都无法打开那个箱子。(★此句型有时因上下文的句意,亦可能表[因为]之意。)
 ⑤[用以限定前面出现过的名词]Taipei as I see it is both beautiful and ugly.我所见到的台北既美丽又丑陋。
 ⑥[表比例]随着As we go up, the air grows thinner.随着我们往上升,空气就变得愈稀薄。Two is to five as four is to ten.=As two is to five, four is to ten.2:5=4:10(二比五等于四比十)。
rel pron①[用以引接限制性的关系子句,以such, the same或as接其先行词]如[像]…一类的such food as we give the pig我们用来喂猪的食物such magazines as Newsweek=magazines such as Newsweek像「新闻周刊」这一类的杂志Such men as (=Those men who) know him respect him.认识他的人都尊敬他。This is the same pen as I have lost.这枝笔和我所遗失的是同一种。He is as wise a man as ever breathed [there was].从来没有比他更贤明的人。
 ②[引接一个非限制性的关系子句,无显著先行词,或以出现于前或后的主要子句为其先行词]He was a teacher, as I knew from his manner.如我从他的态度所判知,他是一位老师(★亦可说成He was a teacher, as was clear from his manner.); as is the case (with him)如(他)常有的情形。
prep① 作为(某种身分);充任;担任He lived as a recluse.他过着隐士的生活。It can be used as a table.它可当餐桌用。a position as a teacher(担任)教师的职位act as go-between充任居间人[中人、媒人](★后接的名词为官衔、职务、资格、性质等抽象名词时,不加冠词;如表示个人或个体时则加a [an])
 ②[用以引述例证]例如(=such as; like)some birds, as the kiwi and the ostrich, are incapable of flying有些鸟,如鹬鸵与鸵鸟,不会飞
 ③[用以引接动词的受格补语]当做;视为I regard him as a hero.我视他为英雄。They look up to him as their guru.他们尊崇他为精神导师。She treats me as a child.她把我当小孩看待。
同义词AAmerican SamoaAsEastern Samoaaadenineampampereangstromangstrom unitantiophthalmic factorarsenicasatomic number 33axerophtholdeoxyadenosine monophosphateequallyevery bitgroup Atype Avitamin A
词路径entityphysical entitymattersubstancechemical elementelementarsenicAsatomic number 33
上位词alphabetic characterbaseblood groupblood typechemical elementcurrent unitelementfat-soluble vitaminletterletter of the alphabetmetric linear unitnucleotidepurine
下位词dehydroretinolretinolvitamin A1vitamin A2
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