有时候要到达谷底，才会慢慢变好。Sometimes things have to fall apart to make way for better things.你一定注意到他有时候显得特别疲惫。You must have noticed how tired he sometimes looks.“嗯，”他承认道，“我有时候说话的确有点吐字不清。”"Well," he conceded, "I do sometimes mumble ...

“有时候”的英语可以翻译为：etween times，occasionally，whiles ...