melancholy的反义词有：pleasant, cheerful, happy, gay, merry, delightful, brilliant, mirth, cheer, merry, jovial, jolly, gay, cheerful, buoyant, happy, jocund, pleasant, delightful。adj.melancholy的反义词（忧郁的;悲伤的）：pleasant, cheerful...

hydroxylapatite的音标：hydroxylapatite的英式发音音标为：[haɪdrɒksɪ'læpətaɪt]hydroxylapatite的美式发音音标为：[haɪdrɒksɪ'læpətaɪt]...

颐和园...

lactic的音标：lactic的英式发音音标为：['læktɪk]lactic的美式发音音标为：['læktɪk]...

It's only been latterly that we've discovered that it's lots of individual reefs, around about 2,900 separate reef systems which make up the Great Barrier Reef.直到近来我们才发现,它们其实是众多独立的礁石, 大约有2900个独立的礁石系,组成了大堡礁...

ajugalactone的音标：ajugalactone的英式发音音标为：[ədʒʊɡə'læktəʊn]ajugalactone的美式发音音标为：[ədʒʊɡə'læktoʊn]...

ambulacra的音标：ambulacra的英式发音音标为：[æmbjʊ'leɪkrə]ambulacra的美式发音音标为：[æmbjʊ'leɪkrə]...

At three months, a young langur's face and ears have changed whitish pinkish color to black.三个月后, 幼年叶猴原本红白色的脸和耳朵已经变成黑色的了.The interrelation of habitat factors of white headed langur has also been stud.并研究白头叶猴生境因子之间的相...

John smiled at them and gave Richard a playful poke.约翰冲着他们笑了笑，开玩笑地捅了理查德一下。This album is bright, breezy and playful.这张专辑音乐轻松明快，趣味十足。Her manner is playful and girlish.她举止像少女般顽皮。...

lame的最高级为：lamest...

Wipe off any excess make-up with a clean, moist cotton flannel.用干净的湿绒布擦去多余的化妆品。a grey flannel suit一套灰法兰绒西服She always wears a grey flannel trousers.她总是穿一条灰色法兰绒长裤....

Engaged in the research project of'studies on the lanthanon stabilizer ".参与横向研究课题 “ 稀土稳定剂的开发 ”.The Lanthanon and its compounds, because of its 4 f electronic characters, have special performance.稀土元素由于具有4f电子特性, 使其元素...

adj.在细胞间的...

heterotransplantation的音标：heterotransplantation的英式发音音标为：[hetərəʊʃrænsplɑ:n'teɪʃi:əʊ]heterotransplantation的美式发音音标为：[hetəroʊʃrænsplɑn'teɪʃioʊ]...

...

labradoritite的音标：labradoritite的英式发音音标为：[læbrəd'ɒɔ:ɪtaɪt]labradoritite的美式发音音标为：[læbrəd'ɒɔɪtaɪt]...

Bankers like Lamont sided with them ; so did editorialists by the score.银行家诸如拉蒙特也和经济学家同一阵线; 社论亦是如此.Could you direct them to Dr Lamont's office, please?你能告诉他们去拉蒙特医生的办公室怎么走吗？Could you direct them to Dr Lamont's o...

After the 1960 s, China began to inoculate BCG, pertussis, diphtheria, tetanus, measles and poliomyelitis vaccines.六十年代后, 中国开始在大、中城市接种卡介苗 、 百日咳 、 白喉 、 破伤风 、 麻疹、脊髓灰质炎的疫苗的工作....a program to inoculate every child in the sta...

喉测量法...

n.捷足善走的美女...

He remains the anchor of the country's fragile political balance.他仍然是维系该国脆弱的政治平衡的支柱。He figured up the balance in their checking account.他算出了他们活期存款账户上的余额总和。I'd like to check the balance in my account please.请查一下...

n.融化测量仪...

blab的现在进行时为：blabbing...

异丙基丙酮...

n.钙锰橄榄石，绿粒橄榄石...

n.木兰胺...

acclaim的现在完成时为：acclaimed...

Wind caught the sudden puff of dust and blew it inland.风猛地刮起一阵灰尘，将它吹往内陆。In the Balearics pockets of rural life and inland villages are undisturbed.在巴利阿里群岛上，零星散布在岛内的村庄和那里的生活平静而祥和。They headed inland on a forlorn road that ...

斜视虫亚目...

分支孢子菌病...