T minus zero for Apollo was T plus one for globalization.
阿波罗发射升空之时便是世界迈向全球化的开端。
In other words, the concentration of at any time is given by the initial concentration, t minus the rate constant times time.
换句话说，任意时刻A物质的浓度等于初始浓度，减去常数乘以时间。
It is one over T, and so the units are seconds minus one but most physicists would call that "hertz."
它等于T分之一，单位是秒的负一次方,大部分物理学家叫它赫兹
Because now there's minus t divided by RT squared.
现在又负T除以rt平方。
This is minus 3 at t equals zero.
这是3，在t等于0时。
I call this the plus direction, so for object number two m2a I have m2 g minus T equals m2 times a.
对于物体二，以向下为正方向,有m2g-T等于。
I call this the plus direction, so for object number two m2a I have m2 g minus T equals m2 times a.
对于物体二，以向下为正方向,有m2g-T等于。
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