The straight - chain alkanes exacerbate the problem of engine " knock ".直链烷烃使机器的 “ 爆震 ” 问题更加严重.Remedial action is always expensive and, in some cases, may actually exacerbate the problem.补救工作总是代价很大,并且在某些时候反而会使问题更严重.Chron...

乳杆菌科...

丙酮酸盐...

enface的音标：enface的英式发音音标为：[ɪn'feɪs]enface的美式发音音标为：[ɪn'feɪs]...

古奴科...

n.事业竞争，商业竞争...

乌理俄通...

laurylsulfoacetate的音标：laurylsulfoacetate的英式发音音标为：[lɔ:əri:lsʌl'fəʊsɪteɪt]laurylsulfoacetate的美式发音音标为：[lɔərilsʌl'foʊsɪteɪt]...

Micromonosporaceae的音标：...

acemetacin的音标：acemetacin的英式发音音标为：[eɪsɪmɪ'teɪsɪn]acemetacin的美式发音音标为：[eɪsɪmɪ'teɪsɪn]...

International peacekeepers are trying to restore order in East Timor.国际维和部队正在东帝汶试图重新恢复该地区秩序.There's been much fear that the United Nations peacekeepers would be under attack in a situation like that.人们非常担心联合国维和士兵在这种...

n.鞋带( shoelace的名词复数 )...

take place的近义词有：happen, occur, chance, take place。下面这些词语都可表示"发生"的含义：happen：普通用词，泛指一切客观事物或情况的发生，强调动作的偶然性。occur：较正式用词，可指意外地发生，也可指意料中的发生。chance：侧重事前无安排或无准备而发生的事，特指巧合。take place：多指通过人为安排的发生。...

Main Idea: typefaces is used to bravely express who you are.核心创意: 用锻造字体斗胆地喊出你是谁!Love Typography , devoted to fonts typefaces and all things typographical.研究关于所有字体,字形以及排版的设计.Typefaces that allow you to type with text that...

Cactaceae的音标：...

backspace的第三人称单数（三单）为：backspaces...

placebo的音标：placebo的英式发音音标为：[plə'si:bəʊ]placebo的美式发音音标为：[plə'siboʊ]...

disgrace的现在完成时为：disgraced...

trace的近义词有：pursue, follow, chase, hunt, trace, track, trail。下面这些动词均含"跟随，追踪"的含义：pursue：指坚持不懈、毫不动摇地紧跟、追赶某人、某物或某个事业。follow：普遍用词，含义最广，多指跟随起引导作用的人或物，跟随的动机可以是善意的，也可能是恶意的。 chase：指快速追赶或决心追踪，褒义贬义均可用。hunt：原义为"追猎、猎取"，现用于指追捕或搜寻逃犯等。t...

虫壳介超科...

acephalocyst的音标：acephalocyst的英式发音音标为：[ə'sɪfələsɪst]acephalocyst的美式发音音标为：[ə'sɪfələsɪst]...

v.使恶化，使加重( exacerbate的现在分词 )...

adj.锦葵属的...

v.留…的间隔，留空隙，占据…之间( interspace的过去式和过去分词 )...

disgraceful的近义词/同义词有：odious, ignoble, humiliating, opprobrious, degraded, shameful, despicable, defaming, infamous, inglorious, degenerate, contemptible, dishonorable, ignominious, base, discrediting, deflating, belittli...

大风子科...

The young lovers embraced.年轻的情侣拥抱着。The terrace was embraced by the two arms of the colonnade.平台由两排柱廊环抱.She embraced my offer to go to the hospital.她接受了我的建议去看医生。He embraced his parents.他拥抱了双亲。The latter he was intimate wi...

浮萍科...

The active ingredient is acetylsalicylic acid.有效成份是[乙水杨酸].Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong - acid cation exchange resin.以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林.A n...

v.给（路等）铺设新路面( resurface的过去式和过去分词 )，重新升至表面，重新露面...