He is paid by the police to spy on other students.

1、

Join a group in order to spy on the members.

加入一个组织来暗中监视其中的成员。

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2、

How much did you pay the man to spy on?

你付了这个人多少钱来暗中监视你丈夫？

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3、

Why would I want to spy on him for you?

我为什么要为你监视他呢？

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4、

I never agreed to spy against the United States.

我从来没有答应去当间谍刺探美国的情报。

柯林斯高阶英汉双解学习词典

5、

You could understand why the police needed to spy.

你也许明白为什么警察要侦察。

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6、

The Arctic fox ( Alopex lagopus), or white fox, as it is often called, is a member of the canid family and is related to other foxes, wolves, and dogs.

北极狐，俗称白狐，是犬科家族中的一员，它与狼、狗和其他狐狸有着亲缘关系。

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7、

The arctic fox ( Alopex lagopus) is well suited for frigid weather, from its short muzzle and ears to its furry soled paws and thick, bushy tail.

北极狐狸舒服合适严寒的气候，从它的短的鼻口部和耳朵到它的厚的毛皮，多毛的尾巴。

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8、

Effect of different concentrations of Orvus ES Paste and egg-yolk on quality of frozen-thawed spermatozoa in the blue fox Alopex lagopus

OEP及卵黄浓度对蓝狐冻融精子质量的影响

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9、

Effects of Probiotices on Digestibility and Utilization of Protein in Blue Fox ( Alopex Lagopus) of Different Growing Phase

益生菌制剂对蓝狐不同生长时期蛋白质消化、利用的影响

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10、

Effects of Different Sugar on Characteristics of Fresh and Frozen-thawed Blue Fox ( Alopex lagopus) Spermatozoa

不同糖类对蓝狐精子常温及冷冻保存特性的影响

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11、

Study on the endocrine cells in the digestive tract of the Arctic fox ( Alopex lagopus) using immunohistochemical methods

蓝狐消化道内分泌细胞的免疫组化研究

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12、

Effects of Compound Enzymes on Digestion and Metabolism of Protein in Different Growing Phases of Alopex lagopus

复合酶制剂对蓝狐不同生长期蛋白质消化和代谢的影响

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13、

Study on vegetation rebuilding of "black soil type" degraded grassland with Poa pratensis in the riparian areas of rivers

利用草地早熟禾改建江河源区黑土型退化草地的研究

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14、

Seasonal Dynamics of Underground Biomass of Poa pratensis var. anceps cv. Qinghai

青海扁茎早熟禾地下生物量季节动态变化

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15、

The total capacity of soil and water conservation of Poa pratensis artificial grassland was increased and the soil physical characteristic was improved as well;

草地早熟禾人工草地土壤总体含水能力增强，物理性状改善；

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16、

Effects of species and applied fertilizer on Kentucky bluegrass ( Poa pratensis) seed yield and yield components

品种及施肥对草地早熟禾种子产量要素和产量的影响

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17、

Study on Anti-salt of Bluegrass Poa Pratensis Varieties in Their Seed Germinating Period

几种草地早熟禾种子萌发期耐盐性的比较研究

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18、

The result show that: The lower limit soil moisture for Poa pratensis was 55% FC.

试验结果表明：满足草地早熟禾生长发育和质量要求的草坪土壤适宜含水量为大于55%FC水平。

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19、

Resistance Against Brown Patch of Different Poa pratensis Cultivar

草地早熟禾不同品种对褐斑病抗性的差异

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20、

Study on the Adaptability of Poa pratensis in Tongde Area of Qinghai Province

草地早熟禾在青海同德地区的适应性研究

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