She kind of let herself go with Bill.

她有点让自己和比尔在一起。

20-ish years later, she still won't let herself go there.

20多年过去了，她仍然不肯放过自己。

If she had let herself go in the least she would have melted into sweet, endless tears.

'如果她放任自流， 她就会融化成甜美的、无尽的泪水。