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
When did the Roman Empire come into being?
罗马帝国是什么时候形成的？
The crow thinks his own bird fairest.
乌鸦总以为自己的雏鸟最美。
He found it very difficult to get to sleep and he was rather angry with the man upstairs.
他觉得这样很难入睡， 他对楼上的人相当生气。