Pregrouting
预灌浆
🗣️ 情景例句
Sheet--s-h-e-e-t.
Sheet s-h-e-e-t。
No. I'm going this way. Hope I can see you sometime again.
不，我要走这一条路。但愿有朝一日能在相见。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。