Optoelectronics
[计] 光电子学
🗣️ 情景例句
Thank you for calling us.
谢谢你打电话给我们。
Who loses liberty loses all.
失去自由即失去一切。
His roots and mine bad become too firmly embedded in the new land.
因为他与我一样已经把根深深地扎在异国的土地上。