Pitot's tubes
[医] 皮托氏管(测量血流速度)
🧩 词语组成解析
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
and my friends don't want to go.
我的朋友们又不想去。
How much is the postage for this?
这个邮费要多少钱？
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%。