subduction
/səbˈdʌkʃən/noun
mass noun
- Geology the sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate【地质】潜没。
派生词
subduct
verb词源
1970s: via French from Latin subductio（n-）, from subduct- 'drawn from below', from the verb subducere.