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- In fresh water, a few chloride cells were present with undeveloped vesicle-tubular system, and apical surface was equipped with microvilli. 淡水中，氯细胞数量较少，胞内含有线粒体、囊管系统，但欠发达，细胞表面具有微脊；
- Electron microscopy disclosed fewer microvilli and pinocytotic invaginations on the apical surface of endoderm cells.Signs of apoptosis were also found. 卵黄囊发育障碍与胚胎发育迟缓及畸胎发生率存在相关关系。
- Choroid plexus; numerous irregularly oriented microvilli at the apical surface; fenestrated capillaries 脉络丛,表面可见不规则排列的微绒毛;有孔毛细血管
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元，寄航空要3元6角。
- Seeds numerous, flat, apical end winged. 种子多数，平，顶端末端具翅。
- Wheels won't bite on a slippery surface. 车轮打滑。
- Ovary with apical, elongate portion ca. 4 cm. 子房具顶生，延长部分达4厘米。
- The surface must be thoroughly clean. 表面必须彻底弄清洁。
- Sepals triangular, without apical rostellum. 萼片三角形，没有顶端蕊喙。
