late 14c., "to make wealthy," from Old French enrichir "enrich, enlarge," from en- "make, put in" (see en- (1)) + riche "rich" (see rich). Figurative sense "supply with abundance of something desirable" is from 1590s. Meaning "to fertilize" is from c. 1600. Scientific sense of "to increase the abundance of a particular isotope in some material" is first attested 1945. Related: Enriched; enriching.
权威例句
1. People with disabilities are now doing many things to enrich their lives.
残疾人士如今做很多事情来丰富他们的生活。
2. He will drain, rather than enrich, the country.
他会耗尽而不是增加该国的财富。
3. The farmers ploughed the vegetable leaves back to enrich the soil.