来自拉丁语hilum,琐事，小事，词源同nil,nihilism.

1. The seed coat is marked with a hilum or seed scar.

种皮上留有种脐或种痕.

来自辞典例句

2. This is another squamous cell carcinoma that extends from hilum to pleura.

肺鳞状细胞癌由肺门向胸膜扩散的又一例子.

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3. The hilum at the mid left contains some adipose tissue.

位于左侧中部的肾门处有一些脂肪组织.

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4. The hilum was made of spongy tissue full of sticky nutritional materials.

种脐部为疏松的海绵组织,且营养丰富.

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5. On either side, the ipsilateral colon is mobilized to expose the renal hilum.

左侧的同侧结肠应被移开暴露肾门.

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[ hilum 造句 ]