a protective amino acid 保护性氨基酸
it was a protective coloration 这是保护性染色
coenzyme a protective agent 辅酶a保护剂
A protective layer of varnish 一层保护清漆
A Protective Ozone Layer 具有保护性的臭氧层
assignment of a protective right 保护权的转让
Nestled In A Protective Compound 坐落在一个保护的化合物
a protective covering 对醉酒的海员实施保护性监禁
Having that sort of curiosity is almost like a protective gear from getting into boredom.
拥有那种好奇心几乎就像拥有一件防止变得无聊的防护装备。
He put a protective arm around her shoulders.
他呵护地用胳膊搂住她的肩膀。
Ozone forms a protective layer between 12 and 30 miles above the Earth's surface.
臭氧在距地球表面12至30英里的地方形成一个保护层。
A protective coating of colloidal silver is painted on the inside and outside of the filter to kill bacteria.
VOA: special.2009.06.22
People don't usually think so much of nuts as a protective part of the diet, but in fact they have some of the healthy fat as well.
通常人们并不认为坚果有预防疾病的功能,但事实上它们含有很多有益脂肪
It turns out that if you give one child in a home the oral vaccine, you often have a protective effect in other children in the home as well because it spreads from one individual to another.
结果显示,如果给一个家庭中的,一个孩子服用了口服疫苗,就等于给家中的其他孩子,同样进行了保护,因为它会在个体之间进行传播
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