词典释义：
气锤
But it does not add up to a case for taking a jack-hammer to the Reagan coalition.
但这当然不是说要去瓦解始于里根时期的共和党联盟。
It will cost a fortune to add them now; we'll have to jack-hammer up concrete,and rip open walls.
现在把他们加上去会花很多钱；我们得浇注水泥，敲开墙。
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