once potato,always

once potato,always potato 英语翻译"once dressed,you should refrigerate the potato salad." Once a thife,always a Once a liar,always a once a thief,always a thief?课文 once a gooner always a gooner是什么意思 Once a red ,always the red . Once a cheater,always a cheater? Once a blue,Always a blue “Love once,love still,always have,always will” Once a gentleman,and always a gentleman.中文怎么讲