dols abbr. dollars 元,美元; [例句]it applies panel co-integration and dynamic ols to test relation between fdi and china's technology innovation.本文运用面板协整工具和动态最小二乘法(dols)来检验我国1990-2004年间的外商直接投资...
一)短元音的字母组合 [i̇]i à it,sit,tip,hip,zip e à bullet,ticket y à symbol,certainly [ʌ]ooà blood,flood. ouà double,couple,country o à color,mother,brother u à nut,must,coconut [ɔ]a à all,fall,ball o à focus,...