These are rulers and those are backpacks.

1、

For example, don't pair a long dress with a backpack.

例如，穿长裙的时候不要背双肩包。

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2、

Backpack, the, in the, baseball, is.

那只棒球在双肩包里。

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3、

This was Ally Capellino's iGor ( £ 350/$ 590), which has a low-key black waxed cotton exterior and a pair of small exterior compartments ( though I would have preferred to close these with zips instead of leather straps and buckles).

这就是Ally Capellino的iGor双肩包（售价350英镑/590美元），它的外观使用不张扬的黑色蜡棉料，还外带两个小隔层（尽管本人希望这两个隔层能用拉链，而非真皮带子与搭扣）；

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4、

Still, the Mulberry highlighted the fundamental dilemma of the office-friendly rucksack: while I had told myself that my choice of bag was all about practicality, it made me realise that I actually did want my rucksack to register somewhere on the cool spectrum, and the Mulberry did not.

尽管如此，Mulberry仍突显了白领款双肩包的根本问题：尽管本人一再强调实用性是自己选包的出发点，但也意识到自己实际青睐的背包仍应为时尚款，但这款玛百莉包显然并非如此。

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5、

Beginning with the most attention-getting rucksack, Gucci's black convertible number ( £ 2430).

我决定先从最吸引眼球的背包————售价2430英镑的古驰（Gucci）黑色可转换双肩包入手。

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6、

Like the Gucci bag, Louis Vuitton's Michael NM rucksack ( £ 2030/$ 3600) drew a crowd.

与古驰可转换双肩包一样，路易威登的Michael NM双肩包（售价2030英镑/3600美元）也是非常畅销。

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7、

I've been looking for a new rucksack for ages, but I think I've finally found it!

例句我一直想买个新的双肩包，找了很久，终于找到了。

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8、

The actual clip on many modern day backpacks that are meant for hiking or camping have that built-in whistle.

如今，不少远足或露营专用的双肩包的卡扣都有这种设计。

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9、

Mechanisms of inhibiting B cell proliferation of CD 23 McAb

CD（23）McAb抑制活化B细胞增殖机制的初步探讨

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10、

Prediction of the secondary structure and B cell epitope of human decay-accelerating factor

人衰变加速因子的二级结构与B细胞表位预测

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11、

Breast B Cell Non-Hodgkin Lymphoma: A Case Report

乳腺B细胞性恶性非霍奇金淋巴瘤1例

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12、

Receptor Selection and B Cell Immune Tolerance

受体选择与B细胞自身免疫耐受

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13、

Effects of islet B cell on atopic airway inflammation in rats

大鼠胰岛B细胞功能对变应性气道炎症的影响

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14、

Identification and B cell Epitope Mapping of Testis Specific Antigen C 2

睾丸特异抗原C2B细胞抗原决定簇的定位

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15、

Study of the growth and secretion of microencapsulated pancreatic B cell line in vitro

微囊化胰岛B细胞系体外生长和分泌功能的研究

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16、

Right perirenal malignant B cell lymphoma: A case report

右肾周B细胞性恶性淋巴瘤一例报告

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17、

Comparison of memory B cell polyclonal activation by different phylogeny antigens

记忆性B细胞多克隆激活模式与激发抗原种属特异性

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18、

Firstly, the B cell epitopes should be selected.

首先要进行抗原表位的选择。

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19、

Advance research on germinal-center B cell derived lymphoma

滤泡中心B细胞来源淋巴瘤的研究进展

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20、

Conclusion Most primary gastric malignant lymphoma are B cell lymphomas.

结论绝大多数胃原发性恶性淋巴瘤为B细胞来源；

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