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
He doesn't take me seriously.
他对我没有诚意。
Accidents will happen in the best regulated families.
即使家规严，丑事总难免。
For him, this will be an entirely new hobby.
对于他来说，这将是一种全新的爱好。