proportioning

[prə'pɔ:ʃəniŋ]

n. 成比例(按比例定量配合, 配料, 定量)

例句与用法：

The disease was practically unknown ten years ago but then it flared and spread like wild fire until it reached epidemic proportions.

这种疾病10年前几乎无人知晓，可它突然爆发象野火般迅速传播，直至流行甚广。

Payment will be in proportion to the work done, not to the time spent doing it.

报酬将与工作量成比例，而不是与花费的时间成比例。

The figures of the horses in the foreground are out of proportion.

前景中的马画得不成比例。

Her head is out of proportion to the size of her body.

她的头部与身体大小不成比例。