He seemed so sure of his decision, how could he flip-flop so dramatically now?

他似乎对自己的决定非常肯定，现在怎么会戏剧性地改变立场呢？

《柯林斯英汉双解大词典》

This's a flip-flop robot?

这是个筋斗机器人？

youdao

I stood there watching that fish flip-flop.

我站在那里看着那条鱼扑腾着。

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I stood there watching that fish flip-flop.

我站在那里看着那条鱼扑腾着。

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