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[性状鉴别]1呈纺锤形或椭圆形;先端,基部略尖而歪,具浅色的圆形种脐。2表面棕色或暗棕色,微有光泽,具不规则皱纹。3外层种皮极薄,质脆,易脱落;中层种皮较厚,黑褐色,质松易碎,膨胀成海绵状(体积增大5~8 倍);内层种皮可与中层种皮剥离,稍革质,内有2 片肥厚胚乳,广卵形;子叶2 枚,菲薄,紧贴于胚乳内侧,与胚乳等大。4气微,味淡,嚼之有黏性。 [功能] 肺,利咽开音,润肠通便
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举一反三
【简答题】普通行星齿轮差速器由 __________ 、 __________ 、 __________ 和差速器壳等组成。
【简答题】阅读短文，回答 43～46 题： 第 43 题 （ ）Why did Elizabeth say to her father，“But，Dad，you can’t be healthy if you’re dead”?
【单选题】Why did Elizabeth feel fidgeted at Femberley?
A.
She was worrying about meeting the landlord of the house.
B.
She was worrying about meeting the housekeeper of the house.
C.
She was regretting of not being the mistress of the house.
D.
She was afraid the chambermaid had made a mistake.
【单选题】—Mum, may I go out to play football? — ____ you ____ your homework yet? [ ]
A.
Have; finished
B.
Do; finished
C.
Are; finishing
D.
Did; finish
【简答题】n. 演讲,讲话,讲课
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