The fact that fat oils from vegetable sources can be used may seem insignificant today, but such oils may perhaps become in course of time of the same importance as some natural mineral oils and the tar products are now.
植物油脂肪油的使用在今天看来可能微不足道,但这些油或许会随着时间的推移变得像某些天然矿物油和焦油产品一样重要。
股市是一个没有三振出局的游戏。你不需要对每件事都挥棒——你可以等待你的投球。
In the dance of particles and forces, we find the rhythm of the cosmos.
一个人必须经过一番刻苦奋斗,才会有所成就。