柯林斯英汉双解大词典
abscission layer
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1.
N a layer of parenchyma cells that is formed at the bases of fruits, flowers, and leaves before abscission. As the parenchyma disintegrates, the organ becomes separated from the plant (植物的)脱落层
双语例句
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The roof abscission layer is the biggest security risk in bolting support tunnel.
顶板离层是锚杆支护巷道最大的安全隐患之一。
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The roof abscission layer is the biggest security hidden danger in bolting support tunnel.
顶板离层是锚杆支护巷道最大的安全隐患之一。
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For conifers which do not form an abscission layer at the base of the cone, shakers have been partially or completely unsuccessful.
对于球果基部不能形成脱离层的针叶树，摇树机的作用不大，或者完全不起作用。
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