GbEng
当一个人一旦认为自己是有意思的时候，他就不再是有意思的人了。 The minute a man is convinced that he is interesting, he is not.
一旦迈克采取了防卫态度，就很难使他相信没有什么可怕的。 Once Mike's taken up a defensive attitude, it's difficult to persuade him that's nothing to be afraid of.
一旦下了决心，他就毫不动摇。 Once he's made up his mind, he never budges.
一旦你养成了一个坏习惯，绝不容易改正。 Once you have formed a bad habit, it is by no means easy to get rid of it.
你一旦了解她, 就喜欢她了. You'll like her once you get to know her.
一旦价格回升，询盘将恢复活跃。 As soon as the price picks up, enquiries will revive.
一旦你掌握了煎蛋饼的技巧, 做起来就很容易了. Making an omelette is easy once you've got the knack (of it).
这一税收制度一旦施行，必定会危害国民经济。 This tax can not be introduced without detriment to the economy.
一旦您为用户创建了一个帐号，用户就可以进入安全域中。 As soon as you create an account for the user, the user can participate in a secure domain.
他一旦下了决心就毫不动摇[无法使他改变（意见）]. Once he's made up his mind, he never budges/you can never budge him (from his opinion).