1. Her knuckles whiten as she clenches her hands harder. 她的手握得越来越紧，指节都变白了。
2. "It's amazing to think that just 60 years ago, we knew next to nothing of the behavior of our sister species in the wild," Whiten says. “就在60年前，我们几乎对自己野生姐妹物种的行为一无所知，真是令人惊讶。”怀滕说。
3. Back in 1999, a team of scientists led by Andrew Whiten showed that chimps from different parts of Africa behave very differently from one another. 早在1999年，由安德鲁·怀滕领导的一组科学家就发现，非洲各地区黑猩猩的行为方式大不相同。
4. Instead of focusing only on the conservation of genetically-based entities like species, we now need to also consider culturally-based entities," says Andrew Whiten. “我们不应只注意保护物种等基因层面的实体，现在也需要注意保护文化层面的实体。”安德鲁·怀滕说。
5. Use professional cold light to whiten and treat acheomycin teeth, dental fluorosis, teeth staining. 运用专业冷光美白技术治疗四环素牙、氟斑牙、染色牙。
