caved
vt.& vi.
（使）塌陷，倒塌（cave的过去式与过去分词形式）;
例句:
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The Prime Minister has caved in to backbench pressure.
首相迫于后座议员们的压力让步了。
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The wall caved in to reveal a blocked-up Victorian fireplace.
墙坍塌了，露出砌在里面的维多利亚时代的壁炉。
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He's caved in on capital punishment.
在是否应保留死刑的问题上，他已经让步了。
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Men caved all around, but the women were firm.
来自L. Steffens
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We just caved and caved and got what we deserved.
来自NEWYORKER
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On Saturday night, Mrs. Pelosi caved and Mr. Stupak prevailed.
来自WSJ