| 释义 |
overburdenv. & n.●v. tr. /əʊvəˈbɜ:d(ə)n/ burden (a person, thing, etc.) to excess 使(人、物等)负担过重 ●n. /ˈəʊvəbɜ:d(ə)n/ 1 rock etc. that must be removed prior to mining the mineral deposit beneath it 覆盖岩(层等)；表土 2 an excessive burden 过重的负担 □ overburdensome /əʊvəˈbɜ:d(ə)ns(ə)m/ adj. |