aqua-lung /'aekwalAi)/ noun a piece of breathing equipment that a diver wears on his/her back when swimming underwater 轻便潜水器 aqua-marine /.aekwema'riin/ noun 1 [c, U] a pale greenish-blue semi-precious stone 海蓝全石 2 [U] a pale greenish-blue colour 海蓝色；浅蓝色:► aqua.mar- ine adj. . an aquamarine sea aqua-plane /'aekwaplem/ verb, noun m verb [V] 1 [Br£) {NAmE hydro-plane) (of a motor vehicle 机却车辆）to slide out of control on a wet road 存丨朝湿 路^ ® x 滑失控 2 to stand on a board that is pulled

along on water behind a speedboat in the sport of AQUAPLANING 滑水

■ noun a board that sb stands on in the sport of aquaplaning 滑水板

aqua-plan-ing /'aekwapleimr)/ noun [u] 1 the sport of being pulled along on a board behind a speedboat on water (快艇牵引）滑水板运动2(阶£)(/^爪£»^€^〇- plan-ing) the fact of a vehicle sliding on a wet surface, so that it is out of control (汽车在潮湿路面上的）打滑 aquar-ium /a'kweariam; NAmE a'kwer-/ noun {pi. aquariums or aqua-ria /-ria/) 1 a large glass container in which fish and other water creatures and plants are kept 养鱼缸；■水族玻璃槽 2 a'building where people can go to see.'fish and other water.creatures 7尺族％ Aquarius /a'kwearias; NAmE 0'kwer-/ (also the Water Bearer, the 'Water Carrier) noun 1 [U] the llth sign of the zodiac黄道第十一宫；宝瓶宫；宝瓶（星）座 2 [sing.] a person bom under the influence of this sign, that is between 21 January and 19 February 属宝瓶座 的人（约出丰于1月²1日至²月l⁹日）►Aquar.ian /a'kwearian; NAmE 0'kwer-/ noun, adj. aqua-robics /.aekwa'raubiks; NAmE -'rou-j noun [u] physical exercises that you do in water, often done in classes水中夸氧操（常以上i果形式练53 ) ：— compare

AEROBICS

aqua-tic /a'kwastik/ adj. [usually before noun] 1 growing or living in, on or near water 永生的；7尺栖的；aquatic pfants/H/e/ec〇5fystems水生植物/生物/生态系统 2 connected with water.水的；水宁.的;：永:上也： aquatic sports 水王运动

aqua-tint /'aekwatint/ noun [U, C] (technical a

method of producing a picture using acid on a metal plate; a picture produced using this method 飞尘腐蚀

法；飞尘腐蚀版画^;：

aque-duct /'aekwidAkt/ noun a structure for carrying water, usually one built like a bridge across a valley or iow ground淦槽；高架渠

aque.oiis /’eikwias/. c/办[technical 7jt ig-) containing .water; like water 7jC的；杳7义_ 的；水状的 .aqueous 'humour (BrE) {NAmE .aqueous humor) noun [U] {anatomy M) the clear liquid inside the front part of the eye房永，_;眼房冰（眼球的水状液） —compare vitreous humour aqui-fer /'aekwif0(r)/ noun [geology j^) a layer of rock or soil that can absorb and hold water (.岩石或土壤的）

，含夺f ,

aquil-ine /'aekwilain/ adj. (formaf} a person with an aquiline nose or aquiline features has a nose that is thin and curved, similar to that of an eag.le 钩状的； 鹰喙状的

Arab /'aerab/ noun, adj.

u noun 1 a person from the Middle East or N Africa, whose ancestors lived.in the Arabian Peninsula 阿拉 ■伯:人 2 a type of horse originally from Arabia 阿拉伯吳

■ of or connected with Arabia or Arabs 阿拉伯砀阿 拉伯人的：Arab countries阿拉伯诸国

ar«ab-esque /.aera'besk/ noun 1 [G] (in ballet ®Hli) a position in which the dancer balances on one leg with the other leg lifted and stretched out behind parallel to the ground阿拉贝斯克舞姿，迎风展翅（_;一脚着地，一条 腿知后:平伸）2 [C，Ul (in art 艺术）a type of design where lines wind around each other.阿拉伯花饰互相 交织p曲线图案）

Ara-bian /e'reibian/ adj. of or connected with Arabia 阿■拉伯的打 1W1 Arabian is used to describe places ：