标准美语发音的13个秘诀 CD Track 36（在线收听）

Two-Word Phrases 

Descriptive Phrases                                               CD Track 36 

N ouns are "heavier" than adjectives; they carry the weight of the new information. An adjective and a noun combination is called a  descriptive phrase, and in the absence of contrast or other secondary changes, the stress will always fa ll naturally on the noun. In the absence of a noun, you will stress the adjective, but as soon as a noun  appears on the scene, it takes  immediate precedence—and should be stressed.