Ccd
abbr. 电荷耦合器件（Charge Coupled Device）
🗣️ 情景例句
Do you want a first class, business class or economy seat?
你想要头等舱、商务舱还是经济舱？
I will have done it by the time you come back.
在你回来之前，我会做完它。[将来完成时，表示将完成…，会做完…]
'Well,' I said to the manager, 'there is still some honesty in this world!'
“是啊，”我对那位经理说，“这世界上还是有诚实可言的！”