assessment n.評(píng)估；確定金額 assessor n.估計(jì)財(cái)產(chǎn)的人；確定稅款的人

asset n.(單項(xiàng))財(cái)產(chǎn)；（pl.）資產(chǎn)
~account資產(chǎn)帳戶(hù)
~s income資產(chǎn)收益
~s settlement資產(chǎn)決算

assign v.指派，指定；（與to連用）分配，過(guò)戶(hù)；轉(zhuǎn)讓
The two governments assigned a day for the next negotiation.
兩國(guó)政府確定了下一輪談判的日期。
The monitor was assigned to take notes for the meeting.
班長(zhǎng)被分派作會(huì)議記錄。

assignment n.分配，指派；（分配的）任務(wù)；（布置的）作業(yè)；轉(zhuǎn)讓

assistant n.助手, 助教
adj.輔助的, 助理的, 副的
assistant manager副經(jīng)理
assistant professor助教授(低于副教授高于講師)
assistantship n.(大學(xué))研究生獎(jiǎng)學(xué)金(該研究生同時(shí)為 assistant)

associate vt.聯(lián)想
vi.交往, 結(jié)交
n.合作人, 同事
adj.副的
What do you associate with such a heavy snow?這樣一場(chǎng)大雪你有什么聯(lián)想?
We associate China with the Greet Wall.
我們想起中國(guó), 就聯(lián)想到長(zhǎng)城。
associate editor[美]副主編
associate judge陪審法官

astonish vt.使驚訝
be astonished at sth.對(duì)某事感到驚訝
I was astonished when I heard the hospital had burnt down.
當(dāng)我聽(tīng)到那所醫(yī)院被燒毀時(shí)，我大為驚訝。
He was astonished at what he found.
他發(fā)現(xiàn)的情況使他十分驚訝。
attach vt.縛上, 系上, 貼上
v.配屬, 隸屬于
attach to加入，參加, 加于…之上
Pro. Smith was attached to the medical college as a guest professor for two years.
史密斯教授在醫(yī)學(xué)院當(dāng)了兩年的客座教授。
No blame attaches to him for the accident.
這個(gè)事故他沒(méi)有受到責(zé)備。

attempt vt.嘗試, 企圖（常與to連用）
n.努力, 嘗試, 企圖（常與at, on, to連用）
An astronaut will attempt to leave the stationary spaceship and then return to it.
一名宇航員將試著離開(kāi)停著的宇宙飛船,然后再回到里面去。
She made an attempt to cook the dinner.
她試著做這頓飯。

attract vt.吸引, 引起(興趣、注意等); 誘惑
She was attracted by the novel advertisement.
她被這新穎的廣告吸引住了。
Flowers attract many bees.
鮮花招引來(lái)許多蜜蜂。

attorney n.代理人，被委托人

auction n./vt.拍賣(mài)
auction sth. off 把某物拍賣(mài)掉
auditing n.審計(jì)；查帳；決算

avail n.效益；營(yíng)業(yè)收入
without avail 無(wú)效

average n.平均，平均數(shù)，一般水平
a.平均的，中等的，平常的
v.平均為
on (an) average 通常；按平均
We average 8 hours´ work a day.
我們每天平均工作八小時(shí)。

avoid vt.避免, 消除
I crossed the street to avoid meeting him, but he saw me and came running towards me.
我橫穿馬路以便避開(kāi)他,但他看到了我并朝我跑過(guò)來(lái)。