Incitantia
提神劑, 精神興奮劑
??? 情景例句
at this point in our lives?
在這個時候怎么樣？
He likes playing the eletronic organ.
他喜歡彈電子琴。
The second marks the arrival of transverse vibrations which travel more slowly and arrive several minutes after the first.
然后記錄下的是橫向波的到達，橫向波比縱向波傳播得慢，在縱向波到達幾分鐘后才能到達。