释义 |
birth rate noun[ Cusually singular ] uk /ˈbɜːθ ˌreɪt/ us /ˈbɝːθ ˌreɪt/ the number of births that happen during a period of time in a particular place出生率 SMART Vocabulary: related words and phrases Obstetrics: birth antenatally Apgar score B, b birth centre birth pangs childbirth contraction delivery suite doula due date episiotomy gas and air induce posh prenatal reborn tokophobia vacuum extraction ventouse whelp
As Japan enters the 21st century, the main problem its economy faces is a shortage of workers, a result of an aging population and a falling birth rate. Few countries have such an enormous birth rate and death rate. The birth rate is the lowest in Europe. The birth rate shows a proportional decline. The birth rate was above the local average. There had been a falling off in the birth rate. |