accessory gearbox（附件齿轮箱）是什么意思？音标发音+图解场景

附件齿轮箱 /ɐksˈɛsəɹi ˈɡiəbɒks/ n

English: accessory gearbox · 附件齿轮箱

释义：Mechanism that drives various accessories such as the alternator and the hydraulic, fuel and oil pumps.

这个词出现在以下图解场景（1）