Trochoid
n. 次摆线, 车轴关节\\na. 车轴状的
✅ 同义词
🗣️ 情景例句
even fifty years later.
五十年之后还是这样。
He who stands alone has no power.
孤掌难鸣。
Listening with your heart is good for you.
专心聆听别人说话对你有好处。