Baby, lover, child, baby; Especially at present, it is often used between couples as a substitute for baby. For example, "BB girl" is a lovely little girl in infancy. It can also be shorthand for some famous bb characters, for example, Beibei (BB) and so on. Internet language: baby, lover, baby), byebye；; Especially at present, it is often used between couples and is synonymous with babies. It can also be shorthand of some famous sentences, for example, Beibei (BB) and so on. Bb is the baby's explanation. This word is often used when playing games, because you bring a pet and other game equipment, it is called BB, and JP means the best, and JPBB is the best game baby. In addition, BB refers to the abbreviation of changing teacher (occupation) BB in Happy Journey to the West, which is common in BBS of colleges and universities, such as the unnamed BBS of Peking University. BB is also short for blackberry. Full name: Blackberry, a smart phone produced by RIM Canada, is popular all over the world. The online vocabulary BB is the abbreviation of BE-BOY, which comes from Japanese BE-BOY magazine, the abbreviation of China BE-BOY beauty club, and the rotten girl community. BE-BOY Beauty Forum is one of the important channels of BB, which provides three themes: free download of beauty resources, making friends with rotten women and publishing original works. Allusion: When agatha christie was a child, her father asked her a question: "If you are not yourself, who are you?" Father's expected answer was "nobody", but who thought Agatha's answer was "a beautiful woman." Computer vocabulary: Brontobyte blackboard platform abbreviation: blackboard teaching platform provides comprehensive, complete and optimized solutions. The whole platform consists of three parts: teaching management, portal community and resource management. In the integrated network "teaching" and "learning" environment with curriculum as the center, teachers can set up online courses on the platform, and learners can choose courses and learn the course content independently. Different learners, teachers and learners can discuss and communicate according to the needs of teaching and learning. Blackboard teaching platform provides a powerful online virtual teaching environment for teachers and students, and becomes a bridge for teachers and students to communicate. The open environment of Blackboard teaching platform and its adaptability and coordination to industry standards have laid a foundation for the expansion and implementation of various educational institutions and helped educational institutions realize an interactive teaching environment. Blackboard is committed to the development of digital teaching platform, which can support the teaching of millions of users. Blackboard products are used by more than 3,700 universities and other educational institutions around the world, including the famous Princeton University, Harvard University, Stanford University, Northwestern University and Duke University. There are more than 160 blackboard users in China, covering higher education, basic education, vocational education and enterprise training.