Seriated
齿轮的, 齿状的
🗣️ 情景例句
You and I will talk this over.
我俩商量商量。
No use asking you.
问你也是白问。
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。