Iva
Ideal Voltage Amplifier理想电压放大器；Inspection Visual Aid 检查用观察用具；Intra-Vehicular Activity （航天飞机）舱内活动
🗣️ 情景例句
It's your turn, Shirley.
轮到你了， Shirley。
Could you hold your questions until I've finished?
请你把你的问题留到我把事情做完再问好吗？
The Cutty Sark was one the fastest sailing ships that has ever been built.
“卡蒂萨克”号是帆船制造史上建造的最快的一艘帆船。