Anhydro ring
[化] 酐环; 内酐环
🧩 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
That politician was involved in too many sex scandals when he was in power.
那个政客在任期间牵涉进太多的性丑闻之中。
I meet the boy whose aunt is a nurse.
我遇到那个男孩的姑妈是护士。
It is our satellite. It is quite near us in space.
它是我们的卫星。它离我们相当近，仅38万公里远。