Energy drinks contain complex carbohydrates - a blend of slow -, medium - and fast-acting sugars - and are able to supply energy to the body over an extended period of time.

能量饮料含有复杂的混合缓慢，中期和快速署理糖，并能供应能量的碳水化合物，以身体一个较长时期内的时间。

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The old hedging strategies they had to employ were complex and often did not work. They were also difficult for small to medium-sized businesses to use.

他们过去用的各种防御风险的招数即复杂又不那么好使，尤其是中、小型企业实际操作起来更难。

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That's allowed it to serve as the medium for the growth and evolution of the most complex molecules in the universe, including enzymes, proteins, and the mother of all known living creatures, DNA.

这样一种关系使得水分子作为一种媒介，服务于宇宙中最复杂分子的生长和演化，包括酶，蛋白质和所有活着的生物的母体，DNA。

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The 71-year-old Madoff pleaded guilty to the charges in 2009 and is now incarcerated at the Butner Federal Correction Complex, a medium-security prison in eastern North Carolina.

CNN: Mark Madoff death ruled a suicide, officials say

We believe this was an opportunity to respond to concerns, particularly from small and medium sized businesses, that the current procurement process is still too complex and offers too few opportunities for local businesses to gain contracts from local public sector agencies.

BBC: Government's economic strategy debate part 1

Cube offers a choice of print mode fill density: Lite, Medium and Solid in both PLA and ABS plastics with optional easy, breakaway supports for the most complex prints.

ENGADGET: 3D Systems second-gen Cube 3D printer boasts faster prints and more materials