Treaded
(tread 的过去分词) n. 踏, 步态, 梯级, 交尾, 鞋底\\nvi. 踏, 行走, 交尾\\nvt. 踩, 踏, 践踏, 跳(舞)
🗣️ 情景例句
The weather during our holiday was perfect.
我们度假时天气好极了。
Don't keep all your eggs in one basketball.
勿孤注一掷。
The third, or main wave,
第三种波，即主波，