重点讲解:
1. a great deal of 许多;大量;
They spent a great deal of money.
他们花了大量的钱 。
2. pick out 辨认出;分辨出;
The detective-constable pi cked out the words with difficulty.
探警费力地辨认出这些文字 。
3. differentiate between 区分;区别;辨别;
A child may not differentiate between his imagination and the real world.
儿童可能无法将自己的幻想与真实世界区分开来 。
4. think twice 重新考虑;慎重考虑;思忖再三;
Think twice before doing anything rash.
不要草率行事,要三思而行 。
n. 气味,名声,气息