n.凈化；提純；[宗]滌罪
Purification of water may be achieved by distillation. 水的凈化可由蒸餾獲得。
Reading a good book may bring purification to souls. 讀一本好書可以帶來心靈的凈化。
Students are doing an experiment on crude salt purification. 學(xué)生們在做粗鹽提純實驗。
