Good morning ,honorable judges ,ladies and gentlemen .One hot summer afternoon many years ago, 早上好，尊敬的评委，女士们，先生们。许多年前的一个炎热的夏天下午， I saw my parents sitting before a small black and white TV set , fixing
It’s my great pleasure to stand here to present my speech—Change the World, Change Ourselves. It’s noticable that western holidays are becoming increasingly popular day by day, while chinese tradi
So, enough scientists in other disciplines are really asking people to help, and they're doing a good job of it. 足够多的科学家在其它领域正寻求大家帮忙，而且大伙也干的不错。 For instance, there's eBird, where amateur birdwatchers
