BD has different meanings in these aspects: commercial business, Internet buzzwords, optical disk storage technology, companies, a tactic of the World of Warcraft RPG map DotA, and dance shoe brands, etc.

1. Commercial business

Business development, English is Business Development, abbreviated as BD, translated into Chinese it is business development. BD careers are widely found in the IT and telecommunications value-added industries. The definition of "BD" is: according to the company's strategy, connect and promote upstream and parallel partners to form stakeholders, and seek support and resources from relevant governments, media, communities and other organizations and individuals.

2. Internet buzzwords

BD comes from Internet terms and English abbreviations. The meaning is mostly the abbreviation of Pinyin; the meaning is surprise, made when encountering something you like. expression.

3. Optical disc storage technology

Blu-ray, also known as Blu-ray Disc, is translated as Blu-ray Disc in English and is often referred to as BD. It is the next generation of high-definition audio and video storage optical disc media after DVD (can support Full HD video and high-definition specifications).

4. Bulk Density

BD (Bulk Density) generally refers to bulk density, which is also called bulk density. In micronology, it refers to the mass per unit volume. The volume here refers to the total volume occupied by particles and the spaces between particles (i.e. bulk volume). Light medicines have a low bulk density, while heavy medicines have a large bulk density. Particles with a small bulk density have a large porosity, and those with a large bulk density have a large porosity. Particle porosity is small.

5. A tactic in the Warcraft RPG map DotA

Tower stealing is a tactic in the Warcraft RPG map DotA. It means that when our own troops have not reached the opponent's tower, One or more heroes launch a sneak attack to quickly demolish the opponent's defense tower. It is often used in stalemate situations or when frontal attacks are blocked. It can often break the deadlock and win by surprise.

6. Dance shoe brand

BD is a trademark registered with the Trademark Office. The main business includes clothing; baby outfits; bodysuits; gymnastics suits; dance clothes; shoes (footwear); hats; socks; shawls; and wedding dresses.

Reference for the above content: Baidu Encyclopedia-BD