中文：我只是在开玩笑。英文：I'm just kidding（常用）还可以这样表达： I'm just joking. 或者I was only kidding.例句：1.看看你我只是在开玩笑。Look at you!I was just playing.2.嘿，回来啊！我只是在开玩笑！Hey, come back! I was just kidding!
仅仅是个笑话 Just a joke注：joke 英 [dʒəʊk] 美 [dʒoʊk] n. 笑话，玩笑; 笑柄，笑料; vt. 开玩笑; 戏弄; 闹着玩; 说着玩; [例句]It was probably just a joke to them, but it wasn't funny to me.
比较随意一点的说法可以用：never mind,just kidding!(别介意，只是个玩笑)如果是郑重一点的道歉可以用： sorry,i'm only joking.（对不起，我只是开玩笑。）顺便说，回应朋友过火的玩笑时可以说：“i'm in no mood for your fooling!”（我可没心情开玩笑！）
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