最后我在钢琴旁的阴暗角落里发现了它。Finally I spotted it, in a dark corner over by the piano.房间里阴暗、清冷，静悄悄的。The room was dim and cool and quiet.我们百无聊赖地坐在阴暗的候机大厅里。We sat about in the gloomy airport lounge....
Gymnastics is a sport that requires a considerable level of coordination.体操是一项需要高协调性的运动.The coordination of adenine substituted to the cental zinc leads to self assembly.结果表明,腺嘌呤取代基与中心金属锌的轴向配位驱动了自组装.The coordination opti...