表转折关系的连接词：
though，although，nevertheless，even though，even if，while，in fact，far from it，ironically（讽刺的），traditionally，yet, and yet, but , while, on the contrary, on the other hand, however, at the same time（然而）等
but是连词，表示（较强的）转折，连接两个句子时只用加逗号。例如：I love her, but she doesn't love me.
however是副词，也表示（较强的)转折,但连接两个句子时要用分号，而且在这个词后还要加逗号。例如：I love her; however, she doesn't love me.或者将两句子分开写。例如：I love her. However, she doesn't love me.
while作连词使用时，表示（较弱的）转折，连接两个句子时用逗号，但两个句子的主语不一样。例如:I like singing, while my sister likes dancing.
yet作连词使用时，也表示（较弱的）转折，连接两个句子时也用逗号，但两个句子的主语是一样的。例如：He has a good job, yet he never seems o have any money.
追问英语中的转折连词的解说视频在哪里有呢？