例句與造句

1. Richard Geist, president of the Newton-based Institute of Psychology and Investing and a clinical instructor in psychology at Harvard Medical School, is also watching carefully for a final precipitating event that will signal the end to the current financial slide.
2. Initially, the compounds formed in yellowcakes were not identified; in 1970, the U . S . Bureau of Mines still referred to yellowcakes as the final precipitate formed in the milling process and considered it to be ammonium diuranate or sodium diuranate.
3. It's difficult to find final precipitates in a sentence. 用final precipitates造句挺難的