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stem的一般过去时为：stemmed...
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Cut them off cleanly through the stem just below the node.就从茎节下面，沿茎干把它们全砍掉。The stinging nettle has a square stem and little hairs.荨麻长有四方茎和细小茸毛。He chewed the stem of his pipe and eyed her sceptically.他嘴里衔着烟斗柄，满腹狐疑地打量着她。...
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stem的复数形式为：stems...
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stem的第三人称单数（三单）为：stems...
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stem的现在进行时为：stemming...
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stem的现在完成时为：stemmed...
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Are Leukemic Patient Bone Marrow Mesenchymal Stem Cells Malignant?白血病人骨髓间充质干细胞是否是恶性细胞?He said the move would definitely stem the haemorrhage of talent and enterprise from the colony.他表示这一举措势必会抑制殖民地人才和企业严重流失的现象。He told th...
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stem的音标：stem的英式发音音标为：[stem]stem的美式发音音标为：[stɛm]...