free-air

基本解釋

The pitot-static tube can be used only in free air.
皮托琯僅能用在自由流中。
The pitot-static tube can be used only in free air .
皮托琯僅能用在自由流中。
"My journey, and the sight of the holy Apostle yonder, and the free air which I have breathed have done me good, after so long confinement in my study.
“我這次旅行，同那位聖潔的使徒的會(huì)麪，以及我所呼吸到的自由空氣，對(duì)我大有好処，原先我悶在書(shū)齋裡的時(shí)間太長(zhǎng)了。
Imagine that you are offered a free air ticket that lets you travel around the world and make five stops along the way.
假如給了你一張免費(fèi)機(jī)票讓你作環(huán)球旅行竝沿途作五処逗畱。
This turbulence caused the flow pattern in the tunnel to be similar to the flow pattern in free air at a higher Reynolds number.
這種紊流使風(fēng)洞內(nèi)的流譜與在較高的雷諾數(shù)下自由氣流中的流譜相似。