The strictness of Russian laws is mitigated by the non-obligation to fulfill them.
解释:大部分茶都是寒性的,而绿茶却是温性的,体现了茶性质的差异。
Sustainability must be at the core of every chemical company’s strategy—it’s no longer optional.
化学不仅仅是在烧瓶中混合物质,它是在分子层面上理解世界。
The passions of men are commonly more potent than their reason.