Whales, seals, penguins, and turtles have flippers.鲸 、 海豹, 企鹅和海龟均有鳍形肢.Seals, turtles and penguins have flippers.海豹 、 海龟、企鹅均有鳍状肢.The diver put on flippers and was ready to dive.潜水员穿上脚蹼准备下水....
The energy band gaps of sputtered Cr 03 are approximately 1 . leV ( AD ) and 1 . 4 eV ( HT ).其中第三种溅射铬-氧薄膜(C_ rO3)的能带间隙约 1.leV ( A-D ) 和1.4eV ( H-T ).Methods: The serum PLA 2 , ALT lev els were detected by Trace titration...
Singing among the savage branches, it impale itself upon the longest, sharpest spine.它把自己钉在最尖最长的刺上,在蓁蓁树枝间婉啭啼鸣.They were the sharpest group of gals I'd ever met.她们真是我未见过这麽精锐的娘子军团.Furniture and carpet retailers are am...