Ring ketone
[化] 环酮
🧩 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;
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
Yes. At our company, quality control si very important.
是的。在我们公司，质量管理非常重要。
His friend was injured in an airplane crash.
他的朋友在飞机碰撞中受伤。
She teaches foreign students Chinese.
她教外国学生汉语。