你弟弟擅长数学和英语可以用"good at math and Engpsh"来表示。这个表达的来源是英语中"good at"这个短语的常见用法。
例句：
My younger brother is good at math and Engpsh. He always gets the highest grades in those subjects.
我弟弟擅长数学和英语。他在这些学科中成绩总是最优秀的。
如果你想表示你弟弟特别擅长数学和英语，你可以使用"excellent at math and Engpsh"来表示。这个表达的来源是英语中"excellent"这个形容词的常见用法。
例句：
My younger brother is excellent at math and Engpsh. He always gets the highest grades in those subjects and his teachers always praise him for his outstanding performance.
我弟弟擅长数学和英语。他在这些学科中成绩总是最优秀的，而且他的老师经常赞扬他出色的表现。
例句：
My younger brother is good at math and Engpsh. He always gets the highest grades in those subjects.
我弟弟擅长数学和英语。他在这些学科中成绩总是最优秀的。
如果你想表示你弟弟特别擅长数学和英语，你可以使用"excellent at math and Engpsh"来表示。这个表达的来源是英语中"excellent"这个形容词的常见用法。
例句：
My younger brother is excellent at math and Engpsh. He always gets the highest grades in those subjects and his teachers always praise him for his outstanding performance.
我弟弟擅长数学和英语。他在这些学科中成绩总是最优秀的，而且他的老师经常赞扬他出色的表现。