You can chat to other people who are online.你可以和其他在线的人聊天。Try to support each other when one of you is feeling down.当有人觉得情绪低落时，要努力相互打气。After sixteen years of marriage they have grown bored with each other.结婚16年后，他们已经渐渐彼此厌...
这些云带必定引起行星反照率的经向不对称性.These bands must introduce longitudinal asymmetry in the planetary albedo.如果恒星的光谱已知, 就可得出尘埃的反照率.If the stellar spectrum is known, the albedo of the dust can be obtained.有云区也可能是输射亏损区,因为云有较高的反照率.Cloudy...
The AA called for laws to regulate clamping firms.英国汽车协会呼吁立法，规范夹车公司的行为。Mal's car had broken down en route and the AA patrolman had taken an hour to arrive.马尔的车在路上抛了锚，AA巡视员1个小时后才到达。In this section, we will consider t...