The ortho cone helicoid was used interrsect intercept by the ortho cone helicoid and the cylinder.正圆锥螺旋面是正圆柱螺旋面被同轴正圆锥面截得.The surface obtained when every point on the edge generates an involute is called helicoid.表面获得了在边缘...

Anopheles mosquitos transmit malaria.疟蚊传播疟疾.Methods: Observation on the population and ecology of Anopheles.方法: 对按蚊种群生态观察.A NEW SPECIES OF ANOPHELES ( DIPTERA: CULICIDAE )按蚊属一新种描记 ( 双翅目: 蚊科 )...

七纺器蛛属...

Rachel burst out as the door was flung open again.当门被再次猛地推开时，雷切尔冲了出去。"I absolutely hated school," Rachel says. "I skived off all the time."“我恨透了学校，”雷切尔说，“我总是逃学。”Rachel started forward on the sofa. — "You mean you've...

adv.压倒地，无法抵抗地...

isohelenalin的音标：isohelenalin的英式发音音标为：[aɪsəʊhɪ'lenəlɪn]isohelenalin的美式发音音标为：[aɪsoʊhɪ'lenəlɪn]...

沼齿鱼科...

n.希腊人...

螺杆菌属...

n.热线服务电话...

日叶石...

赫勒斯庞塔斯...

A man in a crash helmet was mounting a motorbike.一位戴头盔的男子正跨上摩托车。He pulled on a battered old crash helmet with a scratched visor.他戴上了一顶破旧的防护头盔，上面的面罩已有划痕。Miners wore a helmet as a guard against falling rocks.矿工头戴钢盔,防护落下的岩石...

嚏根草素...

Child's language, child psychology, childhood, Interesting, you can not help laughing.孩子的语言, 孩子的心理, 童真 、 童趣, 会让你情不自禁笑出声来.I can not help thinking ( that ) I am a failure.我不能不认为我是个失败者.On seeing it, he can not help rec...

Helomyzidae的音标：...

Eat chelonian Ling to had creamed everyday?每天都吃龟苓膏好么?Does chelonian Ling cream ate after all what to effect you can have?龟苓膏吃了到底能起什么作用?...

mesothelium的复数形式为：mesothelia...

蠕虫的...

busheled的音标：...

阶梯光谱照片...

柔膜目...

helmsmen的音标：...

肠膜抗溃疡素，肠抑胃素...

chelonian的音标：chelonian的英式发音音标为：[kɪ'ləʊnɪən]chelonian的美式发音音标为：[kɪ'loʊnɪrn]...

hemangioendothelioblastoma的音标：hemangioendothelioblastoma的英式发音音标为：[hɪmænɡi:ə'ʊendɒθi:li:əʊbl]hemangioendothelioblastoma的美式发音音标为：[hɪmænɡiə'ʊendɒθilioʊbl]...

n.地狱之火，严酷的苦难...

n.& adj.太阳虫目动物（的）...

Helobiae的音标：...

n.螺旋，螺旋状物，耳轮(helix的复数)，单环...