| 点击朗读单词 | 
              
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                | ◇  |  atop |   |  prep. |  on, to, or at the top of  在?顶上 | 
               
                |   |  audio |   |  adj. |  connected with or used in the broadcasting or receiving 
                    of sound radio signals 听觉的;声音的 | 
               
                |   |  boundary |   |  n. |  the dividing line, esp. between two areas of land 分界线;边境线 | 
               
                |   |  brilliant |   |  adj. |  very bright, splendid, or showy in appearance 光辉的,灿烂的 | 
               
                |   |  cabin |   |  n. |  a small room on a ship usu. used for sleeping 船舱a small roughly built (wooden) house 小(木)屋
 | 
               
                |   |  climate |   |  n. |  the type of weather that a region has 气候 | 
               
                |   |  communicate |   |  v. |  to make known 告知,传达to share or exchange opinions, news, information, etc. 交流,交际,通讯
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                |   |  decade |   |  n. |  a period of 10 years 十年 | 
               
                |     |  directly   |   |  ad.    | in a direct manner 直接地 | 
               
                |   |  focus |   |  v. |  to bring into a focus 集中(注意力) | 
               
                |    |  frog |   |  n. |  蛙,青蛙 | 
               
                | ◇  |  hum |   |  v. |  to make a continuous low sound 发出嗡嗡声 | 
               
                |  ◇ |  indicator |   |  n. |  a needle or pointer on a machine to show a measurement (测量器的)指针 | 
               
                |   |  log |   |  n. |  a rough length of tree-trunk 原木 | 
               
                | ◇  |  maple |   |  n. |  枫树 | 
               
                |   |  overtake |   |  v. |  to come up to the same level as from behind, and usu. pass 
                    追上,赶上(of a feeling) to affect very strongly (在感情上)压倒
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                |    |  prairie |   |  n. | (esp. in North America) a wide treeless grassy plain 大草原 | 
               
                |   |  residence |   |  n. |  the place where one lives 住所 | 
               
                | ◇  |  sensitivity |   |  n. |  the quality, state, or degree of being sensitive 敏感(性),灵敏(度) | 
               
                |  △ |  sober |   |  adj. |  in control of oneself, not drunk 清醒的;未醉的 | 
               
                |    |  species |   |  n. |  a division of animals or plants (植物或动物的)品种,种类 | 
               
                |    |  studio |   |  n. |  a workroom for a painter, photographer, etc. 画室;摄影室 | 
               
                |  △ |  subtle |   |  adj. |  delicate, hardly noticeable, and esp. pleasant 细致的,微妙的 | 
               
                |   |  survive |   |  v. |  to continue to live 存活 | 
               
                |  ◇ |  syrup |   |  n. |  sweet liquid, esp. sugar and water 糖浆,糖水 | 
               
                |   |  tone |   |  n. |  the character or quality of a sound 音色,音质 | 
               
                |   |  urge |   |  n. |  a strong wish or need (for something) 强烈的渴求,冲动 | 
               
                |  △ |  weird |   |  adj. |  strange; unnatural 古怪的,奇异的 |