我已经本着良心将危险告知他们。I have been scrupulous about telling them the dangers.现在本着同样心意,让我们开始感恩.Then in that spirit let each of us give thanks.观看比赛应该本着“先来后到”的原则,这很有必要.It's necessary that viewing ( should ) be available first ...
The extrusion of silica - rich lava, the Rooiberg felsite, occurred on a grand scale.富于 硅氧 的岩流及罗依山霏细岩的喷出作用占据了广大面积.The ore bodies are confined to Yanshanian metamorphosed rhyolite porphyry and felsite.矿体赋存在燕山期变质流纹斑岩、霏细岩中....