yán > fǒu xiàng hòu chā xíng
nínshìfǒuzàixúnqiú:可否可否向后插入行可否 可否向后插入行gèngduōjiéguǒ...
yīngwénjièshì:
  1.   Can, or may (used at the beginning of a question) aback Bury Line