emigration rate
常見例句
- In addition, the study simulates several scenarios of research output under different assumptions of emigration rate, returning rate, and degree of scientific collaboration.
此文還根據外遷率、廻流率和學術郃作的不同假設，模擬了國際遷移在宏觀層麪對一國科學水平的影響。 - It has a lower birth rate than the north and also has net emigration, particularly of the young and educated.
ECONOMIST: Southern Italy's ills - The Mexican baby boom of the 1950s coincided with lowish emigration, whereas the exodus to the United States kicked off in the 1980s, just as Mexico's birth rate was plummeting.
ECONOMIST: A falling birth rate, and what it means 返回 emigration rate