Interpore
聚孔质; 聚孔质
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
Mac always has to run to catch his train.
麦克常常为了赶乘火车而奔跑。
No, I'm not.
不是。