infantile
	英 ['ɪnf(ə)ntaɪl]
美['ɪnfəntaɪl]
	    
    英英释意
	
	- 1. indicating a lack of maturity;
 - "childish tantrums"
 - "infantile behavior"
 
- 2. of or relating to infants or infancy;
 - "infantile paralysis"
 
- 3. being or befitting or characteristic of an infant;
 - "infantile games"