backwork k 辅助工作
Tough sheaths push through the earth and do the backwork needed for the emergence.
坚韧的叶鞘拱出了土壤，需要对突出体作辅助工作。
Tough sheaths push through the earth and do the backwork needed for the emergence, but the buds which then emerge in clusters are silken and delicate.
坚韧的叶鞘拱出了土壤，需要对突出体作辅助工作，但是随后出现在叶丛中的花蕾光润而娇嫩。
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