| 1. | It has leaf primordia and a shoot apex . 它有叶原基和一个苗端。
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| 2. | You have reached the apex of earthly honour . 你已经达到世界上荣誉的顶点。
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| 3. | His election to the presidency was the apex of his career . 当选总统是他一生事业的顶峰。
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| 4. | The cable stays converge to a single point on the apex of the tower . 纲索在塔架顶部集中在一点。
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| 5. | Most people imagined them to be the very apex of the pyramid . 很多人以为,他们便是金字塔的顶点了
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| 6. | Ring's diameter increases as we move away from the apex of the cone . 诸圆环的直径自圆锥顶逐渐增大。
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| 7. | Minute fragments of shoot apices are proverbially difficult to culture . 微小的茎尖切段通常是难以培养的。
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| 8. | These channels are most common near the apex of the alluvial fan body . 这些河道最常见于近冲积扇体的顶端。
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| 9. | Secondary roots emerge on the 4th or 5th day about 4 or 5 cm from the root apex . 在第四或第五天,距根端大约4或5厘米处发出次生根。
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| 10. | The entire shoot apex of a horsetail could fit into the large apical cell in the growing tip of a fern . 木贼的整个茎尖可相当于蕨类生长锥中大的顶端细胞。
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