Outfire
滅火
??? 情景例句
Tomorrow morning at ten o'clock. Try it.
明早上午十點。來試一試吧。
The milk in the refrigerator has begun to turn sour.
冰箱里的牛奶開始腐敗了。
When several elephants are being trained at one time,
幾只象同時訓練時，