Nach
abbr. （美国）全国生理残障咨询委员会（National Advisory Council for the Handicapped）
🗣️ 情景例句
Have some iced tea.
喝点冰茶吧。
Many dishes,many diseases.
食多病多。
First the electroencephalograph (which is simply a device for recording the electrical activity of the brain by attaching electrodes to the scalp) shows that while there is a change in the pattern of activity during sleep,
第一点，脑电图记录仪（不过是一种把电极接到头皮上记录脑电活动的仪器）显示，人在睡眠时大脑活动的方式有变化，