If i can ease one life the aching, Or cool one pain, Or help one fainting robin Unto his nesa a gain, I shall not live in vain.是什么意思_If i can ease one life the aching, Or cool one pain, Or help one fainting robin Unto his nesa a gain, I shall not live in vain.在線翻譯_英語_讀音_用法_例句