Tree ring
树木的年轮
🧩 词语组成解析
tree
[tri]
n. 树;木料;树状图;宗谱;
vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;
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
Do you know anything about South American culture?
你了解南美洲的文化吗？
May I pay by credit card?
我可以用信用卡付款吗？
But Alfred had deduced that the Danes were no longer fit for prolonged battle:
然而，阿尔弗雷德断定，丹麦人已不再适应持久的战争，