Astronomers will have to collect more spectra from these stars to confirm their suspicions.天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。The infra - red spectra of quinones present a number of interesting features.醌类的红外光谱具有一些有趣的性质.This ...
The day after Christmas is generally a busy one for retailers...圣诞节后的那一天零售商一般都比较忙。Leading retailers have also begun to change hands or strike emergency refinancing deals.主要零售企业也开始出现经营权易手的情况,还有一些正在达成紧急融资协议.Retailers were ...
当他听到伦尼尖叫的声音时仍然在笑.He was still laughing when he heard the rasp of Rennie's voice.在4万名尖叫的球迷面前打比赛是一次非常棒的经历。To play in front of 40,000 screaming fans was a great experience.他听到远处有一群小驯鹿尖叫的声音.Afar off he heard the squawki...