介绍别人认识时,会说
This is my elder brother.
This is my younger brother.
This is my elder sister.
This is my younger sister.
平常在家里不会以哥,弟,姊,妹相称,都叫名字.
elder brother 哥哥
younger brother 弟弟
其他类推
用little(年幼的),younger brother/sister(弟弟/妹妹),elder brother\sister(哥哥/姐姐)
younger brother弟弟,elder brother哥哥
younger sister妹妹,elder sister姐姐
elder brother 哥哥
younger brother 弟弟