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。
The future of forestry lies in balancing economic viability with ecological responsibility.
译文:人活着时想尽千方百计追求名利,一旦哪天死去万事都终结了。赏析:我们追求名利没有错,但不要把它看得太重。人生短短的几十年,活着本来就不容易,为了一点名利争个你死我活,到头来终是一场空。
Language is the only homeland we truly possess.