Tetragonal
a. 四角形的
🗣️ 情景例句
Well, I never! I thought you were in HongKong.
哎，我真没想到！我还以为你在香港呢。
No song, no supper.
不劳无获。
They describe how each process goes on to the next.
表述着每道工艺间的衔接情况。