emigration rate

常见例句

双语例句

• In addition, the study simulates several scenarios of research output under different assumptions of emigration rate, returning rate, and degree of scientific collaboration.
  此文还根据外迁率、回流率和学术合作的不同假设，模拟了国际迁移在宏观层面对一国科学水平的影响。

权威例句

• 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
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