我总是为果敢坚毅的女性所吸引。I've always been drawn to tough, gutsy women.格伦维尔上尉用坚毅的目光凝视着他。Captain Grenville stared at him steely-eyed.她是个坚毅的人，从不放弃。She's a tenacious woman. She never gives up....
燧石在压力的作用下碎成了小块。Under the pressure, the flint crumbled into fragments.这里的岩石像燧石一样坚硬.The rock here was as hard as flint.这一岩层中有大量燧石.This layer of rock contains a lot of flint....
Conifer tree style such as pine, fir, spruce, redwood, juniper, etc.针叶类树包括松树 、 杉树 、 云杉 、 红木 、 刺柏, 等等.A jay emerged from the juniper bush in a flash of blue feathers.只见亮闪闪的蓝色羽毛一闪，一只松鸦从刺柏丛中钻了出来。Observation on Roots and Exp...