stem的一般过去时怎么写

n.（花草的）茎，词干，（高脚酒杯的）脚，烟斗柄vt.遏制[阻止]（液体的流动等），阻止，封堵，遏止...

stem的音标：stem的英式发音音标为：[stem]stem的美式发音音标为：[stɛm]...

stem的第三人称单数（三单）为：stems...

stem的复数形式为：stems...

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。...

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...

stem的现在完成时为：stemmed...

stem的现在进行时为：stemming...

“炫耀”的反义词：藏拙, 谦逊, 谦虚。...

We may also divide the screen into quarters , sixths, and so on.我们亦可把屏幕划分为四等分 、 六等分等等....

amphitheatrical的音标：amphitheatrical的英式发音音标为：['æmfɪθɪətrɪkəl]amphitheatrical的美式发音音标为：['æmfɪθɪrtrɪkəl]...

abbr.cystourethrogram 膀胱尿道造影...

“几个的”的英语可以翻译为：[医]var.，various ...

“欢喜”的英语可以翻译为： joyful，happy，like，be fond of，gladness ...

反稀释化的...

Adopt the gantry multi - armed mechanically deferent manners, run fast.此款超声波采用龙门多臂机械输送方式, 运行快捷.Adopt the gantry multi - arms mechanically deferent manner, run steady.采用龙门多臂机械手输送方式, 运行快捷.Finally, numerical examples for de...

n.练习本，作业本...

v.（使）异种交配，（使）混种，（使）杂种繁殖（interbreed的第三人称单数形式）...

Aaron的音标：Aaron的英式发音音标为：['ɛərən]Aaron的美式发音音标为：['ɛrən, 'ær-]...

n.羽骨（用羽毛管或塑料制成的妇女胸衣的撑骨）...

联动机预熔胶锅虽然大, 但加胶要要少加,勤加,保持温度稳定.Liandong maintenance pre - oxidation plastic machine though, but with glue to less to keep the temperature constant.研究了药粉预熔对改善药芯焊丝滞熔现象的作用.The effect of profusion on reducing the core melt - ...

stabilization的音标：stabilization的英式发音音标为：[ˌsteɪbəlaɪ'zeɪʃn]stabilization的美式发音音标为：[ˌsteɪbəlaɪ'zeɪʃn]...

考虑到当务之急是削减预算赤字，今年夏天政府只计划向国会申请1,500万美元的预算。Given the overriding need to cut the budget deficit, the administration will ask congress for only $15 million this summer.今年夏天,该产品将在美国宠物商店面世,每台价格约120美元.The product will be availa...