Upperdeck
上层舱
🗣️ 情景例句
Don't worry, be happy.
别担心，开心点。
What is done cannot be undone.
木已成舟。
he realizes its volume, as the space that the shape displaces in the air.
他能意识到物体的体积，那就是它的形状在空气中所占的空间。