These are my sisters.字母组合er在非重读音节中出现时,美音读为弱卷舌元音/ɚ/,如:sister 姐姐,妹妹ladder 梯子hammer 锤子letter 字母butterfly 蝴蝶butter 黄油mother 母亲dinner 晚餐,主餐,正餐希望我能帮助你解疑释惑。
These are our sisters.
These are my sisters
These are my sisters.