我有一个妹妹。 I have a younger sister. Traditional 我有一個妹妹。 Pinyin Wǒ yǒu yí gè mèimei. Bopomofo ㄨㄛˇ ㄧㄡˇ ㄧˊ ㄍㄜˋ ㄇㄟˋ ˙ㄇㄟ。 Where this sentence is used 10 basic Chinese grammar points for beginners All Chinese example sentences