星期四晚上,我帮妈妈清洗了小妹妹的奶瓶。同时,我还发现了一个小秘密哦!吃过晚饭,妈妈对我说:“姐姐去把妹妹的奶瓶洗了,好不好?”“没问题,谁让我是姐姐呢。”说着,我拿起奶瓶冲到了卫生间。我先把冷水倒在奶瓶里,然后拧紧瓶盖,再使劲摇晃。哎,奶嘴孔里冒出了一个小泡。我又试了几下,蛮好玩的。一看,奶瓶挺干 On Thursday night, I helped my mother clean the little sister’s bottle. At the same time, I also found a little secret! After dinner, my mother said to me: “Sister went to wash my sister’s bottle, okay? ” “No problem, who let me be my sister.” " Then, I picked up the bottle rushed to the bathroom. I first pour cold water in the bottle, then tighten the cap, and then shake hard. Hey, a bubble has emerged in the nipple hole. I tried a few times, quite fun. A look, very dry bottle