deciduousadj.每年落叶的；非永久性的；（牙齿或角等）定期脱落的；蚂蚁交合后脱落翅膀deciduous lateral incisor乳侧切牙deciduous central incisor乳中切牙deciduous tooth retention乳牙滞留deciduous forest community落叶林群落deciduous tooth exfoliation乳牙替换deciduous molar tooth caries乳磨牙龋Deciduous molar teeth caries乳磨牙龋Deciduous anterior crossbite乳牙反[牙合]Deciduous supernumerary tooth多余乳牙deciduous broad-leaf forest落叶阔叶林

1. Overgrown deciduous shrubs can be cut back at this time of year.
   过于繁茂的落叶灌木可以在每年的这个时候修剪。