在观察性研究中,我们常常不得不依赖于无法直接检验的假设。
My voice was my weapon, my shield, and my sanctuary.
"The essence of literature is to capture the fleeting moments of human existence and give them permanence through words."
可持续性不是一种趋势,而是我们对地球和后代的责任。
小猪:“我们会永远是朋友,对吗维尼?”维尼:“我们的友谊比永远还要远。”