isobutyrate的意思

A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.以氨磺酸为催化剂催化合成了异丁酸丁酯,确定了酯化优化条件....

isobutyrate的音标：isobutyrate的英式发音音标为：[aɪsəʊ'bju:tɪreɪt]isobutyrate的美式发音音标为：[aɪsoʊ'bjutɪreɪt]...

n.屋顶窗( dormer的名词复数 )...

地芬尼多...

有利的小气候使山茶花提前开放 ( 约翰罗素 )A beneficent microclimate brings out the camellias betimes ( John Russell )重约2.3千克的 小气候 空调系统,能为加热或制冷提供100瓦的功率.A 5 - pound microclimate - conditioning system that provides 100 watts of heating or co...

attain的一般过去时为：attained...

v.把…分成几部分( fractionate的第三人称单数 )，（用分馏法等）分解（混合物），分级...

n.消痔术，痔灼除术...

He tore up the clothes.他把衣服撕碎了。She very nearly tore my overcoat.她差点把我的大衣扯破了。They tore into a steak.他们大口大口地吃牛排。A sniper's bullet tore up a wall two inches above his head.一颗狙击手的子弹打烂了他头顶上方两英寸地方的墙头.The door flew open an...

He had never been afraid of failure: he was a gambler, ready to go off somewhere else and start all over again.他从来都不害怕失败：他是个冒险家，随时准备到别处从头再来。'so the river - boat gambler and the speculator is going to be respectable!...

unnoticed的近义词/同义词有：unobserved, unseen, unheeded, unseen, inconspicuous, invisible, unobserved, unknown, unheeded。adj.unnoticed的近义词（不引人注意的）：unobserved, unseen, unheeded。unnoticed的近义词（其他释义）：unseen, inconspicuous, invisible...

“镦锻”的拼音为：dūn duàn...

“马桶”的英语可以翻译为：stool，nightstool，closestool，commode ...

She has set out to seduce Stephen.她已经开始勾引斯蒂芬了。Clever advertising would seduce more people into smoking.巧妙策划的广告会引诱更多的人吸烟。It is better to convince by argument than seduce by example.以理说服强于举例诱导。In Greek mythology, the god Z...

刚才一口吞下整个鸡蛋，她现在还在打嗝。She was still hiccuping from the egg she had swallowed whole.查利大声地打嗝。Charlie burped loudly.接着是几乎听不见的打嗝声。There followed a barely audible burp....

bromidic的音标：bromidic的英式发音音标为：[brəʊ'mɪdi:k]bromidic的美式发音音标为：[broʊ'mɪdik]...

direction的音标：direction的英式发音音标为：[də'rekʃn]direction的美式发音音标为：[dɪ'rɛkʃən, daɪ-]...