基本解釋笑得在地上打滾；非?？尚?，令人捧腹（網(wǎng)絡(luò)聊天室用語(yǔ)，rolling on the floor laughing的縮寫(xiě)，表示覺(jué)得某事非常好笑）。同根派生 rotfl相關(guān)詞英英字典劍橋英英字典 written abbreviation for rolling on the floor laughing: used, for example in an internet chat room, to show that you think something is very funnyrotfl劍橋字典rotfl柯林斯字典