Muir's learning in observation throughout his life led him to devote his last years to preserving the natural environment.
缪尔一生都在观察中学习,这使他在生命的最后几年致力于保护自然环境。
2
Learning to draw and sculpt from direct observation retrains the eye to actually see what is in front of it rather than substituting its own set of shorthand symbols.