Prodag
半胶态石墨悬浮液
🗣️ 情景例句
Jack Davis, please.
请找Jack Davis。
He has gone to America.
他去了美国。[表示结果持续至今]
What are you going to give our art teacher for Teachers' Day?
教师节你打算送什么礼物给我们的美术老师？