iva

Ideal Voltage Amplifier理想電壓放大器、Inspection Visual Aid 檢查用觀察用具、Intra-Vehicular Activity （太空梭）艙內活動

英文釋義

1. any of various coarse shrubby plants of the genus Iva with small greenish flowers; common in moist areas (as coastal salt marshes) of eastern and central North America