名词
中文翻译：质量浓度
同义词：
['density', 'concentration']
例句：
-
1.The process of separating impurities from the sample is crucial for determining the gravity of the contamination.
从样本中分离杂质的过程对于确定污染的严重程度至关重要。
-
2.The gravity of the situation requires immediate action to prevent further damage.
情况的严重性要求立即采取行动以防止进一步的损害。
-
3.The gravity of the situation was such that it required immediate attention.
情况的严重性如此之高，以至于它需要立即关注。