Biconcavity
n. biconcave的变形
🗣️ 情景例句
Is this all Grandpa's stuff?
这里面都是爷爷的东西吗？
Everything is going according to schedule.
一切在按照预定计划进行。
often hampers the full development of a growing personality.
而匆忙的生活常常妨碍个性的全面发展。