free-nitrogen

基本解釋

It is a gaseous loss, unrelated to loss by physical processes such as through leachates. 2) The breakdown of nitrates by soil bacteria, resulting in the release of free nitrogen.
是一種汽化式的散失，而非經(jīng)由物理過(guò)程如滲漏的流失。(2) 經(jīng)由土壤中的細(xì)菌分解硝酸鹽而釋放出自由氮。此種過(guò)程常發(fā)生於厭氧環(huán)境下，如浸泡在水中的土地；會(huì)降低土中養(yǎng)份。
Reading occupies most of my free time.
閲讀佔(zhàn)去了我大部分的閑暇時(shí)間。
The crew remained free from scurvy.
那些船員仍然沒(méi)有患?jí)难≈荨?/li>
He's a fervent believer in free speech.
他是言論自由的強(qiáng)烈信仰者。
She picked up a new magazine with her free hand.
她用空著的一衹手拿起一本新襍志。