Xa
abbr. 辅助放大器（Auxiliary Amplifier）
🗣️ 情景例句
But your price is still on the high side even if taking quality into consideration.
就算考虑质量上的因素，你们的价格还是高。
Would you like to have some dinner?
你想吃饭吗？
He is just a child.
他只是个孩子。