乌龙茶如何冲泡:backward 和 backwards 有什么区别呀？

backward 和 backwards 有什么区别呀？ what time is the same splling backward and forward? 谜语:What time is the same spelling backward and forward? I am a slow walker ,but i never backward.请翻译出最完美的中文 focus on the dot in the centre and move you head backwards and forwards.weird hey...翻译 和和呵呵！ 和矿泉水和开水 和和猜猜 “随”和“和” 和牛奶和拉肚子