improver什么意思

Aim To synthesize new type of octane number improver for gasoline, methoxyisobutyrate.目的合成一种新型汽油辛烷值改进剂─甲氧基异丁酸烷基酯.Cetane improver . Makes the engine run better at higher compression settings.碳氢化合物的改进物. 使引擎在高压缩比时运转较为顺畅.Cyc...

improver的音标：improver的英式发音音标为：[ɪm'pru:və]improver的美式发音音标为：[ɪm'pruvə]...

The children were playing on the inflatable castle.孩子们在充气的城堡上嬉戏。That is an inflatable rubber boat.那是条可充气的橡皮船.Lightweight aluminum portals add horizontal stability and brace the self - supporting inflatable skin.质量较轻的铝制入口...

aminarsone的音标：aminarsone的英式发音音标为：[æmɪ'nəəsʌn]aminarsone的美式发音音标为：[æmɪ'nəəsʌn]...

v.随随便便地对待( dally的第三人称单数 )，不很认真地考虑，浪费时间，调情...

Contaminants found in poultry will also be found in their eggs.家禽身上发现的污染物，在禽蛋里也会有。Filters do not remove all contaminants from water.过滤器无法过滤掉水中的所有污染物。We are exposed to an overwhelming number of chemical contaminants every...

“二乙苯”的拼音为：èr yǐ běn...

“己醛”的英语可以翻译为：[化] caproic aldehyde，hexanal，[医] caproaldehyde，hexaldehyde ...

in hospital的音标：in hospital的英式发音音标为：[in 'hɔspitəl]in hospital的美式发音音标为：[ɪn 'hɑspɪtl]...

an indoor swimming pool室内游泳池Indoor pollution falls into two categories, that which we can see or smell, and pollution which is invisible and produces no odour.室内污染分为两种：一种是我们能看得见或闻得着的，另一种是无色无味的。The spa has 6 indoor pools,...

evaginate的现在进行时为：evaginating...

“无能地”的英语可以翻译为：trivially ...

“掉队”的拼音为：diào duì...

adj.镀金的，涂上金色的，装饰的，有钱的v.把…镀金( gild的过去式和过去分词 )，给…上金色，作多余的修饰（反而破坏原已完美的东西），画蛇添足...

smuggle的第三人称单数（三单）为：smuggles...

Red ribbon forms a knot in the centre of the cogwheel.齿轮的中心交结着红绶.A cogwheel is placed where the wheat and rice stems cross at the base.齿轮安在下方麦稻杆的交叉点上....

trawling的音标：...