Polytech
abbr. polytechnic 多种工艺的; polytechnical （传授）多种工艺的，多种科技的
🗣️ 情景例句
Richard showed me your photo.
Richard给我看了你的照片。
It's two o'clock.
现在两点。
Thanks very much. Bye.
太谢谢你了。再见。