英汉双语例句-生物医药大词典

It is difficult to explain these characteristics by the plate tectonic theory based on the heat convection in earth mantle.

中文意思：
想用板块构造理论解释遍布大陆地块内部的褶皱构造，在形位特征与动力机制上都有难以解决的矛盾。

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	It is difficult to demand the geological structure patterns physical model to whole satisfy the similar condition, because geometric dimension of geological structure is immense, its elapsed time is too long and its structure deformation is considerably c			由于地质构造尺度的宏大，经历的久远和形变的复杂性，地质构造物理模型设计时几乎不可能完全满足相似原理的适用条件，因此，各种地质构造物理模拟实验还不十分令人满意。
	It is difficult to determine Draco's relationship with his parents.			很难确定德拉科和他父母之间的关系。
	It is difficult to differentiate it from renal cell carcinoma, but four typical angiographical signs may give suggestive evidence of the tumor.			术前不易与肾细胞癌区分，但是肾动脉血管摄影有其特殊的特徵，可做为术前诊断的依据。
	It is difficult to discern his handwriting.			他的笔迹难以辨识。
	It is difficult to divide the residential and educational functional zone from comprehensive functional zone due to the presence of fuzzy area between them in the the urban vibration functional zoning.			摘要在城市振动功能区划中，居民文教区和混合区往往难以界定，其原因是两者之间存在着模糊区间。
	It is difficult to explain these characteristics by the plate tectonic theory based on the heat convection in earth mantle.			想用板块构造理论解释遍布大陆地块内部的褶皱构造，在形位特征与动力机制上都有难以解决的矛盾。
	It is difficult to express it in terms of science.			要用科学的字眼来表达它是很困难的。
	It is difficult to fit a suit on him because he is so irregularly built.			他的体形和常人不大相同，很难有合身的衣服。
	It is difficult to forecast stock market trends.			股票市场趋势很难预测。
	It is difficult to generalize about job trends in the West.			对西方的就业趋势做一个归纳概括并非易事。
	It is difficult to get a footing on the steep roof.			要在那很陡的屋顶上找到立脚处很困难。