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天仙子(Hyoscyamusniger)胚珠为薄珠心胚珠.用英语怎么说？

天仙子(Hyoscyamusniger)胚珠为薄珠心胚珠.

The ovule of Hyoscyamus niger is renuinullceate.

相关词汇
the ovule of Hyoscyamus is

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

ovule

n. 胚珠，卵子，原卵；

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

Hyoscyamus

n. （草本植物）黑茛菪的干叶（可作解痉药和镇静药）；

is

vt.& vi. 是（be的三单形式；n. 存在；
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