The study also noted that when tilled soil particles come in contact with air, soil organic matter is lost through the process of oxidation.
VOA: special.2010.09.28
I don't know how well you can make it out but there's a little broom guy there with glasses, playing air guitar with his broom, and I guess this is meant to capture the spirit of the contributors.
我不知道你们能理解到什么程度,但是在那儿有一个戴着眼镜的男孩,用他的扫帚在弹着吉他,我猜这个的寓意是指要抓住那些发起人的精神内涵。
Being so caught up, So mastered by the brute blood of the air, Did she put on his knowledge with his power Before the indifferent beak could let her drop?
就这样被征服,这样被天空中野性的血液欺凌,她是否借他之力获得了知识,在那一意孤行的嘴放她下来之前?
Cold weather moves south and combines with the last of the warm air from summer.
VOA: special.2009.06.09
Keep them up. Wave them in the air with a bit of motion.
先别放下手,再举一小会
Drop several seeds over the surface of the pot and cover with a thin layer of vermiculite, a substance that can hold air, water and nutrients.
VOA: special.2009.04.21
It's great because there's huge expectation that we are gonna bring this agency back, that we are gonna restore EPA with places, the protector of air, water and land.
这么做很好,因为人们期待着,环境保护署重新回到视线当中,期待环境保护署能够重新,发挥对大气,水以及土地资源保护作用。
He came out of the barn with his hands in the air.
VOA: special.2010.01.07
The air was filled with the sound of violent battle.
VOA: special.2010.07.17
From the air, much of South Louisiana still looks like a quilt dotted with picture frames.
VOA: standard.2010.06.17
State-owned media quote the president as saying he is dissatisfied with this month's global-warming summit in Copenhagen, calling it "a lot of hot air."
VOA: standard.2009.12.25
"There were some problems with some tactics, techniques and procedures, the way in which close air support was supposed to have been executed in this case, such that, at least with one of the aircraft involved, a B-1 bomber, that plane because of how it takes its bombing routes had to break away from positive I.D.
VOA: standard.2009.06.08
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