某人曾经说过英文

someone said that

我们很多人有形象方面的问题。某人曾经说过：如果你骑在马上的形象很滑稽，你将无法赢得一场马赛。

字明白，意思不明白：

Someone has said, if a person fails to do something, she will not leave him, he left one person 或Some person once has said, if some person does not make something, shecannot leave he, remains a his person

某某had said once

我们很多人都有一个形象问题，我们对于我们自己的印象。正如有人所说的那样：如果你觉得你在马上的样子看上去很可笑,那么你就不可能赢得一场赛马.

Someone once said that....

i used to say...