Step by Step 3000 第3册 Unit6:Language Study and Appreciation(2)

6. to get you...with the least delay.
If you have a serious injury anywhere in Maryland, this system will get you the right treatment with the least delay.
7. to spring into the action.
The system springs into action with a telephone call to 911, your local emergency number anywhere in the state.
8. to have a poor chance of...
If he stays in shock, he has a poor chance of survival.
9. to rival... in significance.
Few scientific advances of this or any millennium can rival in the significance the discovery of the structure of DNA, the basic molecule of life.
10. to pave the way for...
The discovery of the DNA molecule also paved the way for many of today's cutting-edge sciences, including genetic engineering, a controversial branch of knowledge that raises new ethical and moral questions that are certain to be with us far into the next millennium.
11. alternately colored rungs on a ladder.
Genes are located on chromosomes, that in turn reside in every cell in arrangements similar to the alternately colored rungs on a ladder.
12. to scroll over the Internet.
Like some four letter coded alien script, newly sequenced DNA scrolls over the Internet.
13. bits and bites.
But Cantra says these new technologies are not just about bits and bites.