1·He made every effort to smooth out his habitual worried look and wear a sunny smile, since a happy expression can lead to genuinely happy feelings.
他努力消除他惯常的忧虑神情，脸上挂着灿烂的笑容，因为快乐的表情会带来真正快乐的感觉。
2·We will be able to smooth out our differences.
我们一定能消除我们之间的分歧。
3·But more significant is the decline in the death rate, or deaths spread across miles of driving — long division that helps smooth out effects of economic cycles.
不过，死亡率的下降，也就是按英里数计算的死亡人数的下降更为重要，因为这种计算方法有助于消除经济周期的影响。
4·This is why the output includes one, five, and fifteen minute averages, because it helps to smooth out any transient extreme loads.
这正是输出结果中包含 1、5 和 15 分钟平均值的原因，因为这样可以帮助消除任何瞬态负载极大值。
5·This measure averages earnings over ten years to smooth out the peaks and troughs of the economic cycle.
这种测度方法将十年的收益平均，以消除经济周期的波谷和波底所带来的影响。