overburden
vt. 裝載過多,負擔過多,使過勞
1. the surface soil that must be moved away to get at coal seams and mineral deposits
2. an excessive burden
1. burden with too much work or responsibility
2. load with excessive weight
Soil survey should be adopted in such soil overburden areas.
在此類土壤覆蓋區應採用土壤測量.
Overburden pressure for three hundred years , isolated the light of day.
覆壓三百餘里, 隔離天日.
The overburden strata movement is a complicated time and space process.
上覆岩層的運動是一個複雜的時空過程.
Sonic drilling is effective means for collecting continuous core samples in all types of overburden formations.
聲波鑽進是在各種覆蓋層中採集連續岩心樣品的有效手段.
But on the other hand, it turns out to overburden the food supply of the world.
但另一方面, 它給世界帶來了沉重的糧食負擔.