He has found that smoke and toxic gases can be transported swiftly up through the atrium.他发现烟和毒害性气体可通过中庭迅速向上传播....a weapon which releases toxic nerve gas...释放神经毒气的武器There is a risk that toxic chemicals might be blasted i...
Many of our teachers also have valuable academic links with Heidelberg University.我们的很多老师也和海德堡大学保持着有益的学术联系。City view of Heidelberg as viewed from the Schloss.从城堡看出去的海德堡城市景观.Heidelberg has five colors, two - color printin...