She dared not touch it, but she spent five minutes in gazing at it, with her tongue hanging out, if the truth must be told.
她不敢去摸它，但是她不时去看它，每次都得看上五分钟，而且还该说，在看时，她还老伸出舌头。
This object is hanging there, it's not being accelerated so the net acceleration must be zero.
物体无加速度地，悬挂在此，合力为零，加速度亦为零。
After hanging up the phone, I could not help laughing my ass off, thinking that my mother had been hooked up and that when I got back home tomorrow and broke the lie, she must be very happy.
放下电话，我笑得前仰后合，心中暗喜：母亲上当了，等我明天回家戳穿这个谎言，母亲一定会很开心。
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