Just call me it you need any help.
如果需要帮助,尽管打电话给我。
I almost missed it, but my mother just happened to be watching at home and gave me a call.
我差点错过了,幸好我妈妈正好在家看电视,给我打了一个电话。
I call it the Low-Blow approach, because I just realised the guy who sold me my car used it on me.
我之所以叫它虚报低价法是因为我才意识到卖给我车的那个小伙子就是用的这种方法。
Then you guys know, you just told me, acceleration is -9.8, We call it "minus" because it's accelerating down and up was taken to be the positive direction.
然后你们都知道,你告诉我,加速度是-9.8,我们取负号是因为加速度方向朝下,而正方向为竖直向上
So prices are determined as follows: prices depend on some parameters I'm just going to call a and b, and let me write the equation and then we'll see what it looks like.
价格由如下因素决定,价格取决于两个参数a和b,我们用方程写一下吧
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