whitening
n. 白粉;变白
v. 使……变白(whiten 的 ing 形式)
例句
Now, we've talked in depth about coral bleaching, or whitening, which as you recall, is a symptom of that the coral is suffering.
现在,我们已经深入讨论了珊瑚白化,或者说是变白,正如你所记下的,这是珊瑚患病的一种症状。
"Cloud whitening" provides a nice example.
“云增白”技术就是一个很好的例子。
The same night whitening the same trees.
相同的夜让相同的树木泛白。