Concentric ring
[建] 同心环
🧩 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
What time is it?
什么时间啦？
Take one's courage in both hands.
勇往直前，敢作敢为。
Moreover, unlike some of the other insect eaters, spiders never do the harm to us or our belongings.
此外，蜘蛛不同于其他食虫动物，它们丝毫不危害我们和我们的财物。