Dollar averaging
美元成本平均法
🧩 词语组成解析
dollar
['dɑlɚ]
n. 美元;一元纸[硬]币;金钱;财富;
[计] 求平均值
🗣️ 情景例句
How soon will my mail be received by the other end?
我的信件多快能被对方收到？
I answer telephones and do some typing.
我接电话和打字。
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子