Mr Specter acknowledges that Mr Obama may be going too far, too fast.

Specter先生意识到奥巴马先生可能走得太远，太快了。

youdao

"Because it's happening so quickly, they haven't had time to adapt and change, if you imagine a climate changing over hundreds of thousands of years, bears and other animals would gradually move into other habitats,but because this is going to happen over decades, it will be too fast for them to adapt and look for other food sources,"

VOA: standard.2009.12.13

Mr Yearley said cameras should be made more visible and speed limits should be posted on camera warning signs so drivers can avoid unwittingly going too fast.

BBC: RELATED BBC SITES

The radiation belt, which contains "two concentric rings of charged particles trapped by Earth's magnetic fields" doesn't affect current astronauts going to and from space because they are moving too fast to be hit by the radiation.

ENGADGET: Space elevator ride may kill humans due to ionizing radiation