without heat and left with their natural color

Steve Jobs gave 

 thought to the design of Apple products

.

 bombs on Japan.

 between the driver and a passenger

A chemical 

 is any aspect of a substance which is only seen by means of a chemical reaction (反应

Most students nowadays know that DNA contains the blueprint of life, but few remember the name of the German scientist who first discovered and 

 the DNA molecule (分子).

 as a disabled person. He will soon be able to park his car near entrances

 her porridge (粥) with a silver spoon.

 waste water by removing heavy metals from it.

 of radioactive materials from the Fukushima (福岛) nuclear plant have been cut by half over the past month, its operator said Monday.

 physical exercise.

 over the land.

 a large outbreak will be inevitable.

 in their present quantities, we will experience an unprecedented rate of sea-level rise