Xa
abbr. 辅助放大器（Auxiliary Amplifier）
🗣️ 情景例句
What did I do with the rings?
我把戒指放哪儿了？
Do you live down the street?
你在街尾居住吗？
Just ahead of us there was a huge fissure.
离我们不远处，出现一个大裂缝。