rail at   (TTS發音)

reproach；abuse；complain bitterly of責罵；辱罵；對…大發牢騷

    It's no use your railing at fate. 抱怨命運不好是無濟于事的。

    We must not simply rail at a comrade when he makes mistakes，but we should help him correct them. 當一個同志犯了錯誤時，我們不要僅僅責罵他，而應該幫助他改正。