flay-ash

常見例句

• Ash is invited as a guest on a Goldenrod City radio program.
  粉煤灰是應(yīng)邀作為嘉賓的一枝黃花市的廣播節(jié)目。
• Fly ash was a sort of industrial solid castoff which could be utilized again.
  粉煤灰是一種可再資源化的工業(yè)固體廢棄物。
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