Atu
abbr. 辅助测试装置（Auxiliary Test Unit）
🗣️ 情景例句
Macro adjustment is needed in a market economy.
市场经济需要宠观调控。
I will come back with him if he asks me.
我会和他走回来，假如他要求我的话。
Yes.some time next week would be good.
好啊，就下个星期找个时间吧。