Atu
abbr. 辅助测试装置（Auxiliary Test Unit）
🗣️ 情景例句
I thought you wanted to go to Columbia.
我还以为你只想上Columbia大学。
My brother is not quite twenty-five.
我的兄弟不够25岁。
What are you doing on Saturday evening?
你星期六晚上要干什么？