今天我们要学的词是critical. Critical 形容词，重要的。Proactively managing your health is critical to staying healthy. 积极注意自己的身体对保持健康很重要。Experts say getting enough sleep plays a critical role in maintaining good health. 有关专家说，保证睡眠充足对身体健康有很重要的作用。Location is a critical factor for the success of any business. 对于任何商业机构来说，地理位置是成功的一个重要因素。Job creation is critical to the growth of any economy. 创造就业对任何一个经济体的成长来说都很重要。好的，今天我们学习的词是 critical, critical, critical...