Ring formation
[化] 成环作用; 闭环作用
🧩 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;
formation
[fɔ:'meiʃən]
n. 形成;构成，结构;形成物;编队，队形;
🗣️ 情景例句
In a manner of speaking.
不妨这么说吧。
The children were thrilled with joy at the sight of the parade.
孩子们看到游行队伍时异常兴奋。
If you are citing a train, it is always better to be comfortably early than even a fraction of a minted too late.
如果赶火车，早到总比晚到好，哪怕早到一会儿也好。