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appropriate  | 
        
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v. 獲得,挪用,據為己有 acquire; take possession of for one's own use; set apart for specific use The ranch owners appropriate the lands that have originally been set aside for the Indians' use.  | 
        
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appropriation  | 
        
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n. 撥款 funding;  money set aside for a specific purpose The appropriation from the central budget totaled 725.3 billion yuan, increasing 21.8 percent over the previous year.  | 
        
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approximate  | 
        
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v. 接近,近似 come near or nearer to something or someone in space, time, quality, or amount The conclusions of yours both approximate the truth.  | 
        
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approximately  | 
        
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ad. 近似地,大約 very similarly; roughly According to testimony at the guilty plea hearing, he used an assumed online identity to sell approximately 637000 stolen credit card numbers.  | 
        
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aptitude  | 
        
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n. 能力,才能 inherent ability; quickness in learning and understanding The counselor gave him an aptitude test before advising him about the career he should follow.  | 
        
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aquatic  | 
        
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a. 與水有關係的 consisting of, relating to, or being in the water Paul enjoyed aquatic sports such as scuba diving and snorkeling.  | 
        
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arc  | 
        
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n. 弧形,拱形 the continuous portion of a circle; something curved in shape Why are rainbows in an arc shape?  | 
        
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arch  | 
        
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n. 拱,腳弓,使彎成拱,使成拱形 any part of a curved line She pointed to a wide arch corresponding to the window and hung like it with a Syrian-dyed curtain, now looped up.  | 
        
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archaeological  | 
        
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a. 考古學的 related to or dealing with or devoted to archaeology In recent years one of these caves has drawn attention in archaeological circles.  | 
        
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archipelago  | 
        
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n. 群島 group of closely located islands When I looked at the map and saw the South Seas' archipelago, I longed to visit them.  | 
        
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architectural  | 
        
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a. 建築上的,建築學的 of or about the art and science of architecture The Royal Architectural Institute of Canada is a voluntary national association established in 1907.  | 
        
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architecture  | 
        
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n. 建築,建築學 art and science of designing and erecting buildings; buildings and other large structures None of the architecture is historic; most of it is made of concrete blocks.  |