jack off 在

jack off 在 jack off 是啥意思? 请翻译Jack caught us off guard. How often should I jack off? Turn off the TV,jack._______your homework now? Ii's very hot.Jack is taking off his coat.为什么是taking off Jack可能在这 英文翻译 jack It’s said that jack’s sister fell off his bicycle on her way 根据括号里的词填空:Jack fell off the bike and_________ (hurt) himself If your uncle Jack helped you off an elephant,will you help jack,could you help me __when the plane will take off on the