2. The yellow colour seen in some autumn trees results from the loss of chlorophyll simply unmasking the yellow carotinoids that were there all along. 部分树木的叶子在秋天里变成黄色,这是因为叶绿素的分解让黄色的类胡萝卜素暴露出来。
3. But during scary times like these, says Dr. Hariri, 'environmental stresses can play a critical role in unmasking any underlying biases determined by your genes . 但是哈里里说,在目前这样的恐慌时刻,“ 环境压力可能会在相当程度上让你由基因决定的内在倾向暴露出来 ”。