Cascade ring
[化] 阶梯环
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
I went to the supermarket to get a few things,
我去一趟超级市场， 买了几样东西，
Early start makes easy stages.
早开始是成功的保证。
It was making a lot of noise.
那台机器发出许多噪音。