A：Hello，如果你正在使用的是现代视图（modern day see），请切换到经典视图（traditional view），详情请参阅本文： You are able to obtain just the transcript within the web portal. Click Recordings with the remaining menu, locate the recording and click about the down load icon. You will get the next solutions: 当固定激发源能量时，其光电子的能量仅与元素的种类和所电离激发的原子轨道有关。因... https://buypetsonline67899.vblogetin.com/43986951/chheap-pets-online-no-further-a-mystery