Otds
abbr. optical time division switching 光时分交换
🗣️ 情景例句
He cheated on his wife.
他对他妻子不忠。
Who is going to wait?
谁在等？
Hubert Latham took off from the French coast in his plane the 'Antoinette IV.
休伯特。莱瑟姆驾驶“安特瓦特4号”飞机从法国海岸起飞，