If it occurs in this river valley but not downstream, then the water is being held back in some way by a heaving river bottom.

如果洪水发生在河谷但不是下游，那么水在某种程度上是被起伏的河底阻挡住而涌回来。

youdao

When she came back, she won three of the next four games to level the set at 4-4, but Azarenka broke back and then held her serve to level the match.

WSJ: Azarenka Beats Li to Win Australian Open

But his words at Stanford back then held nothing of ambition and desire and everything about love and truth.

FORBES: Apple Without Steve Jobs

He held back when he was offstage, but then when that spotlight hit him onstage, he was a whole different person.

WSJ: 2 guys have a ball as Michael Jackson on Broadway