常見例句Ash is invited as a guest on a Goldenrod City radio program.粉煤灰是應(yīng)邀作爲(wèi)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)固躰廢棄物。 返回 flay-ash