In early stages, gum disease is known as gingivitis.在早期, 牙龈疾病被称为牙龈炎.This often includes inflammation of the gums, which is called pregnancy gingivitis.常见有牙龈炎, 称之为妊娠期龈炎.the bacteria caused gingivitis引起齿龈炎的病菌Objective To c...

a most instructive experience获益良多的经历While it will be fun, the seminar also promises to be most instructive.这次的研讨会不仅会有趣，而且有可能会颇具启发意义。The novel is so instructive that I can hardly tear myself away from it.这部小说很有意义,简直使我爱不释手...

In industry, diamond can form a tough, non-corrosive coating for tools.在工业上，金刚石可以用作工具表面坚固、耐腐蚀的覆盖层。the corrosive effects of salt water盐水的腐蚀作用Many highly corrosive substances are used in the nuclear industry.核工业使用许多腐蚀性很强的物...

contrives的音标：...

adj.爱争论的，爱争辩的...

v.（使）有生气，活跃( liven的现在分词 )，使…活跃（或活泼）起来...

私人企业...

adj.分散的，弥散的，色散的...

This corroborative, young sir, was unknown to the ancients.年轻的先生, 这种强壮剂古人是不知道的.He was clear and distinct in every corroborative circumstance.他对于每一点有关的情节都讲得很清楚,很明了.It is also very important to corroborative evidence from ...

adv.否定地，消极地，取消地，负地...

食管性多涎...

adv.幻影地，错觉地...

溜进，开始猛吃，头朝下跳入水中，（使）在…中快速翻找...

What might seem a limitation gives the show a freshness that retrospectives often lack.这看似有限的收藏却给展出带来了一丝新鲜感,这种新鲜感正是回顾展所缺乏的....

代表…，表现…，是…的典型...

his obsessive jealousy of his exwife他对前妻着魔似的嫉妒Williams is obsessive about motor racing.威廉斯对赛车到了痴迷的程度。Williams is obsessive about motor racing...威廉斯对赛车到了痴迷的程度。The obsessive thoughts became so omnipresent that her memory w...

He has a proclivity toward violence.他有暴力的倾向。Now there was added a proclivity to emulate the scale of French colonial rule.现在又增加了一种要同法国殖民统治规模媲美的倾向.He has a proclivity for exaggeration.他总爱夸夸其谈....

Objective To study the in vivo antitumor activity of the enediyne chromophore ( LDC ) of lidamycin.目的研究力达霉素发色团对 肝癌 的实验治疗.Their excellent survival during autolysis in vitro and ischemia in vivo is consistent with this.与此一...

living room的复数形式为：living rooms...

响应性，易起反应...

n.文明，文化，开化，教化，修养，文明社会...

n.固着物，固定剂...

Retrospectively, it seems as if they probably were negligent.回想起来，他们似乎很可能疏忽了。To ascribe opinions retrospectively is of course very dangerous.事后再翻出当初谁说了什么当然是很危险的。The House of Lords affirmed that the terms of a contract ca...

amative的音标：amative的英式发音音标为：['æmətɪv]amative的美式发音音标为：['æmətɪv]...

Where three roads diverge take the middle branch.到三岔路口时走中间的道。The view of the Estonian government does not diverge that far from Lipmaa's thinking...爱沙尼亚政府的观点和李普马的想法相去不远。In flowers where the floral whorls diverge bel...

This paper studies the syntactic and semantic features of the monosyllabic and disyllabic Desiderative - adjectives in Chinese.本文主要考察单双音节意欲形容词的句法语义特征....

A major concern is to alleviate environmental pollution and restrict the deteriorative tendency the 21 st century.进入21世纪以来,减轻环境污染和遏制生态恶化趋势已成为人们关注的焦点....

Explorers traced the Nile River to its several headstreams in Central Africa.探险者在中非找到了尼罗河的几处源头.Abu Simbel is a village of southern Egypt on the Nile River.阿不辛波古庙是埃及南部尼罗河沿岸一村庄.The tour package features a three - day, two ...

hyperaffectivity的音标：hyperaffectivity的英式发音音标为：[haɪperəfek'təvɪtɪ]hyperaffectivity的美式发音音标为：[haɪperəfek'təvɪtɪ]...

n.放射（性），辐射能...