Go through the stacks or bundles of cured leaves and strip out the main leaf stem from each leaf.

通过堆叠或治愈叶束和剥离出每片叶子的主要的叶茎。

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But you have no idea of where each branch, leaf, stem and flower will be a year from now, and if you say you do then you're really only guessing.

但是，你完全不知道一年后每个枝条、叶子、树茎和花朵将会长成什么样子。除了随意猜猜之外你又能说出个什么所以然来呢。

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This paper deals with leaf, stem and root growth of ten kinds (including clones, varieties and species) of one year poplar seedlings grown from cuttings.

本文对十个杨树种类(其中有无性系、变种，和种)一年生插条苗的叶、茎和根的生长及相互关系进行了研究。

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The colours used are mainly natural: reds, blues, browns and whites produced from dyestuffs including madder, indigo, lettuce leaf, walnut skin, cherry stem and pomegranate skin.

UNESCO: Culture