英语语法分析

I went through many of iterations testing out what areas should be masked and what works best compositionally.

经过多次重复后，我测试出哪个区域需要被遮罩，哪些地方最合适。

As I mentioned previously, because of the nature of a falling drop of water there is a limited amount that can be done compositionally.

正如我前面提到的，能被构图的自然水滴十分有限。

Only one ore sample is compositionally close to mantle inclusion, chondrite mantle or komatiite, indicating the property of deep mantle source.

仅有一件矿石样品与地幔包体、球粒陨石地幔或科马提岩接近，暗示其深部地幔源区的性质。