Oxy
a. 牛的；像牛的；含氧的
??? 情景例句
but I have work to do.
但我有工作要做。
Oh, it's a shame that you have to leave.
哦，真遺憾，你非走不可呀。
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她聽到頭頂上有飛機飛過，但不知道怎樣才能發個信號。