ablation
/æbˈleɪʃən/noun
mass noun
1
- the surgical removal of body tissue（人体组织的）切除。
2
- the removal of snow and ice by melting or evaporation, typically from a glacier or iceberg（尤指冰河或冰山的）冰雪消融。
2.1
- the erosion of rock, typically by wind action（岩石的）侵蚀（尤指风化）。
2.2
- the loss of surface material from a spacecraft or meteorite through evaporation or melting caused by friction with the atmosphere（飞行器壳体材料或陨星在与大气摩擦时由于熔化或蒸发而导致的）烧蚀。
派生词
ablate
verb词源
late Middle English （in the general sense 'taking away, removal'）： from late Latin ablatio（n-）, from Latin ablat- 'taken away', from ab- 'away' + lat- 'carried' （from the verb ferre）.