Heard melodies are sweet, but those unheard [00:01.76]听得见的乐声虽好,但若听不见 [00:03.53]Are sweeter; therefore, ye soft pipes, play on; [00:05.41]却更美;所以,吹吧,柔情的风笛; [00:07.29]Not to the sensual ear, bu...