Hypocycloidal
内圆滚线
🗣️ 情景例句
T-O-P-S--means Talented Older People's Society. T-O-P-S
全名是优秀老人协会。
Four eyes see more than two.
人多识广。
No, it's open. It closes at six.
不，还没关。六点才关门。