overburden

• vt. 使负担过重；使过劳
• n. 表土（等于burden，capping）；过重的负担

over-,超过，过度，burden,负担，担子。

overburden (v.)

also over-burden, "to put too much weight on," 1530s, from over- + burden (v.). Earliest uses are figurative. Related: Overburdened; overburdening.

1. Overburden had concealed the radioactivity.

覆盖层屏蔽掉了放射性.

来自辞典例句

2. Soil survey should be adopted in such soil overburden areas.

在此类土壤覆盖区应采用土壤测量.

来自互联网

3. Overburden pressure for three hundred years , isolated the light of day.

覆压三百余里, 隔离天日.

来自互联网

4. The overburden strata movement is a complicated time and space process.

上覆岩层的运动是一个复杂的时空过程.

来自互联网

5. Microbial oxidation of ores, tailings, and overburden contribute s to ARD.

微生物氧化的矿石 、 料和覆盖岩层会产生酸性岩排水.

来自互联网