Impulses
n. 凭冲动行事( impulse的复数形式 ); 突如其来的念头; 推动; 冲量
🗣️ 情景例句
How wonderful to meet you again!
又一次见到您真是太高兴了！
What is the total circulation of this newsletter.
这份新闻通讯总发行量多少？
it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!
因此，从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。