• 凭听觉记忆演唱

singv.唱；鸣叫；歌颂；称赞；<俚>告密n.合唱会abbr.单数的（=singular）Singyatn.辛贾(在缅甸；东经 93º25' 北纬 19º57')

1. All compositions must be played by memory.
   所有曲目必须凭记忆演奏。
2. He is bind, but he can play many beautiful songs by ear.
   他是个盲人，但他能凭记忆演奏许多动听的歌曲。