chalcone的意思？

Up to 96 % ee was achieved with 4 - nitro - chalcone as enone substrate.以 4- 硝基查耳酮为原料的反应,其产物可获得最高达96%ee值.Chalcone synthase ( CHS ) gene is the key gene during the pathway of synthesizing anthocyanidin.查尔酮合成 酶 基因(Chalcone...

chalcone的音标：chalcone的英式发音音标为：['kælkəʊn]chalcone的美式发音音标为：['kælkoʊn]...

bust的现在完成时为：busted...

他们的发现可能预示着为某些类型的阳痿找到了医治方法。Their discovery could herald a cure for some forms of impotence.她在此刻出现预示着一场灾难。Her appearance at this moment is an omen of disaster.夏普的腿和肩膀开始疼痛，这预示着肯定要下雨了。Sharpe'sleg and shoulder began to a...

Incessant plastic surgery and blanched skin gave him a bizarre, ghoulish look.一次次的整形手术,以及漂白过的皮肤,让他看上去像食尸鬼般可怖和怪异.They are there only to satisfy their ghoulish curiosity.他们去那里纯粹是为了满足其病态的好奇心。...the ghoulish modern passion f...

我尽力劝慰他不要生气.I tried my best to soothe his anger.好言劝慰使人宽心.The kind advice rests easily on one's conscience.虎妞喊着劝慰.Tigress called over to placate him....

“经商”的英语可以翻译为：engage in trade，be in business，go into business，engage in business deals，trade ...

“煤岩”的拼音为：méi yán...

attenuate的一般过去时为：attenuated...

admirals的音标：...

terrific的近义词有：afraid, fearful, awful, dreadful, frightful, terrible, horrible, terrific, appalling。下面这些形容词均含"害怕的，怕的"的含义：afraid ：指由于胆小或怯懦而不敢说或做某事。fearful ：普通用词，既指外界情况变化而引起的恐惧，又指来自内心的害怕与焦虑。awful ：指威严得令人害怕或敬畏，有一定的感情色彩。dread...

adj.鸽派的，稳健的...

Miss Melville took a cookie and nibbled at it.梅尔维尔小姐拿起一块饼干小口吃起来。The rabbits nibbled away on the herbaceous plants.兔子把那些草本植物一点点地啃吃掉了。Daniel Winter nibbled on his pen.丹尼尔·温特咬着他的钢笔。...

“边框”的英语可以翻译为：cheek，frame，edging，jamb，rim ...

他的日程安排和我们的有冲突。His agenda is discordant with ours.只要你我的利益有冲突,我就不能在这个问题上向你提出任何忠告.As long as your interests and mine were at variance I could give you no counsel on this subject.这么说来州教育委员会和宪法有冲突?So, the state Board of Educa...

besel的音标：besel的英式发音音标为：['besl]besel的美式发音音标为：['besl]...

假装系统完美无疵是徒劳的。It would be idle to pretend the system is perfect.祈祷天气转变是徒劳的.It's no use praying for the weather to change.他们想方设法地使她高兴, 但那是徒劳的.They endeavored to make her happy, but in vain....