Acr
abbr. 活动空腔辐射计（Active Cavity Radiometer）；地址比较寄存器（Address Compare Register）；机场对空控制雷达（Aerodrome Control Radar）；自动压缩调节器（Automatic Compression Regulator）
🗣️ 情景例句
Roast duck. There will be a slight delay for that.
烤鸭。那会稍微慢一点。
To float
飘浮
He's gone to England with his family. He won't be back until January.
他和家人一起回英国了。要到元月份才回来。