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adj.白垩质的...

We need to restore respect for the law-enforcement agencies.我们需要重塑执法机构的声望。MPs called for tougher enforcement of the existing laws on drugs.下院议员呼籲加强现行毒品法律的执行力度.The court is ineffective because it lacks the necessary enfor...

cemental的音标：cemental的英式发音音标为：[sɪ'mentəl]cemental的美式发音音标为：[sə'mentəl]...

cementite的音标：cementite的英式发音音标为：[sɪ'mentaɪt]cementite的美式发音音标为：[sɪ'menˌtaɪt]...

enforcement的音标：enforcement的英式发音音标为：[ɪn'fɔ:smənt]enforcement的美式发音音标为：[ɪn'fɔsmənt]...

replacements的音标：replacements的英式发音音标为：[rɪp'leɪsmənts]replacements的美式发音音标为：[rɪp'leɪsmənts]...

She then decided right before the opening to make a dramatic announcement.然后就在开幕式开始之前，她决定要宣布一件激动人心的事情。He was floored by the announcement.这个通告使他不知所措。The announcement was greeted enthusiastically.公告受到人们的热烈欢迎。...

This alternation feature is commonly related to emplacement of C - shaped rolls.蚀变的特征一般同C形的卷型矿化有关.But they differ in association and mode of emplacement.但在共生和侵位的方式不同.Concrete emplacement has some shape transition.混凝土基座有一...

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