The scientist is not a person who gives the right answers, he's one who asks the right questions.
矿工的头盔不仅保护头部——它还象征着辛勤工作的尊严。
The great advantage of a hotel is that it’s a refuge from home life.
孩子从你的行为中学到的比从你的教导中学到的更多。
The inflationary universe model suggests that the universe expanded exponentially in the first fraction of a second after the Big Bang.