Ring-closing reaction
[化] 闭环反应
🧩 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;
n. 结束\\na. 结束的
🗣️ 情景例句
So I thought you might like it.
所以，我想你可能会喜欢这个。
My sister graduated from high school.Graduation was last night.
我的姐姐从高中毕业了.毕业典礼是昨天晚上。
Late that morning, when I was doing the housework, My husband phoned me from the office.
那天下午的晚些时候，当我正做家务时，我丈夫从办公室打来电话。