Kal Penn Working Extra Boy Meets World That's My Premiere Los Angeles California Usa 04

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（1）kal ：卡路里（简称，卡）；（2）kcal：千卡（大卡）；（3）j：焦耳（简称，焦）；（4）kj ：千焦。单位换算（1）1千卡 (kcal)=4.184千焦耳 (kj)；（2）1千焦耳 (kj)=0.239.

Kal Penn on Working as an Extra on 'Boy Meets World'