Firstly, they spent more time in search food ．
首先,他们花了更多的时间寻找食物。
Firstly, most companies offer too many products in pink.
首先,大多数公司提供太多粉红色的产品。
Celebrating the festival was firstly started by the US in 1935.
这个节日最早在1935年由美国发起庆祝。
Firstly, since we know that familiarity makes time pass faster, we can expose ourselves to as many new experiences as possible.
首先，既然我们知道熟悉会让时间过得更快，我们就可以通过让自己接触尽可能多的新经历来减缓时间。
Firstly, food is often thrown away before it reaches customers because too much of it is produced, or because it is not kept properly in farms.
首先，由于食物的产量太高，或者是在农场里没有得到妥善保存，食物往往在到达顾客手中之前就被扔掉了。