Rfd
辅助 Assistant[计] 电子邮件请求讨论
🗣️ 情景例句
Thanks, Mom.
谢谢 ，妈妈。
Other men live to eat, while I eat to live.
别人为食而生活，我为生活而食。
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。