a long period of time meaning in English
很长一段时间
Examples
- The inscription of the monument has worn away over a long period of time .
年深月久，碑文已经磨灭了。 - The bank was formed by the mud and sand deposited here over a long period of time .
河里的泥沙淤积在这里，年深日久便成了沙洲。 - An overload of ethanol over a long period of time produces fatty liver, a degeneration of liver tissue .
过量的乙醇，经长时间积累，将使肝组织退化而产生脂肪肝。 - Secular trend is the value of the variable that tends to increase or decrease over a long period of time .
长期趋势指的是在一个长时期内趋向增加或减少的变量的值。 - It is apparent that the ball spends a longer period of time to the left of line yy than to the right .
显然，滚珠停留在YY线的左边的时间比滚珠停留在YY线的右边的时间更长。