(They) are going at it hammer and tongs.
(他们)正全力以赴地干这件事。
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Billy slapped George's face and now they are going at it hammer and tongs in back of the house.
比利打了乔治一耳光，所以现在他俩在屋子后面激烈地打斗。
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