Annular ring
[化] 环孔
🧩 词语组成解析
annular
[['ænjulə]]
a. 环形的\\n[医] 环状的
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
I have a new puppy and he has an excellent temperament.
我有只新的小狗，它的脾气很好。
Which one is more economical?
哪一个是比较经济的？
Although the bed was smashed to pieces, the man was miraculously unhurt.
尽管床摔成了碎片，但年轻人却奇迹地没有受伤。