The first phase basically is the precaution that fights consenescence. 第一個階段主要是抗衰老的預防。
These facts suggest that, at a minimum, proper airing of newly purchased goods with an obvious chemical smell is a wise precaution. 就這些事實看來,對於新買而有明顯化學味道的東西,最少要有適當的空調是明智的預防措施。