Sustainability must be the cornerstone of modern quarry operations, not an afterthought.
心理学研究的正确方向是行为的预测和控制。
在这个希望你做任何事而不是阅读的世界里,阅读是一种反叛行为。
Singing is about expressing what cannot be said in words.
The past is a foreign country; they do things differently there.