搭配 “at the end” 和 “in the end” 之间只有一个介词的差别，但它们的含义和用法却不同。在这两个搭配当中，一个用来表示一段时间的末尾，另一个则强调 “最终、最后” 的决定或结果。
用法总结
1 “at the end” 指 “一段时间的末尾”。
we're going to go to the beach at the end of the month.
if at the end of the video you don't quite understand, watch it again.
2 “in the end” 指 “最后，最终”。
in the end, we
decided
1
not to go to the beach.
in the end, you might just find it useful.