retroactive是什么意思

retroactive的音标：retroactive的英式发音音标为：[ˌretrəʊ'æktɪv]retroactive的美式发音音标为：[ˌretroʊ'æktɪv]...

The seagulls swirled in aerial combat over the barges.海鸥盘旋在驳船上方，展开空中的搏斗。a flock of seagulls一群海鸥Seagulls followed in the wake of the huge ship.海鸥尾随于大船之后....

acetify的音标：acetify的英式发音音标为：[ə'setɪfaɪ]acetify的美式发音音标为：[ə'setəˌfaɪ]...

[医] 阴道闭锁...

苯莫辛...

audaciously的音标：audaciously的英式发音音标为：[ɔ:'deɪʃəslɪ]audaciously的美式发音音标为：[ɔ'deɪʃəslɪ]...

lactigenous的音标：lactigenous的英式发音音标为：['læktɪdʒenəs]lactigenous的美式发音音标为：['læktɪdʒenəs]...

He parried the unwelcome question very skilfully.他很巧妙地避开了那个不受欢迎的问题。Enthusiasm alone won't do . You've got to work skilfully.不能光靠傻劲儿,得找窍门.It has been skilfully renovated by the present owners.现在的主人非常巧妙地将其翻修了。He ...

ambiguity的复数形式为：ambiguities...

Try to catch the ball before it lands.要把球接住, 不要让它落地。...the flat fen lands near Cambridge.剑桥附近平坦的低地沼泽The same is true for milking machines , miking milking areas and pasture lands.对于牛奶及其,产奶地区, 牧场也是一样的.These lands were par...

“时刻”的近义词/同义词：时候, 时间, 时辰, 光阴, 工夫, 功夫, 期间, 时期, 岁月。...

“薮猫”的英语可以翻译为：caracal，bush cat，serval ...

“意图”的英语可以翻译为：intention，purpose，intent，animus，meaning ...

“单质结”的英语可以翻译为：homojunction ...

coffeeroom的音标：coffeeroom的英式发音音标为：[kɒfi:'ru:m]coffeeroom的美式发音音标为：[kɒfi'rum]...

pron.(she的宾格)她，(she的所有格)她的，她，指某个国家，（一艘）船...

We must always hold on to the Marxist - Leninist principles.我们必须永远坚持马克思主义 列宁主义 原则.We must always hold on to the Marxist - Leninist Principles.我们必须永远坚持 马克思列宁主义 原则.What we want is the Marxist - Leninist style of study.我们要的...