Circulation tube
[建] 循环管
🧩 词语组成解析
circulation
[,sɝkjə'leʃən]
n. 流通，传播;血液循环;发行量;（某段时间的）社交活动;
circ 圆，环 + ul + ation 表示行为、情况、状态、过程、结果 → n. 流传,传播,发行;发行量;(体液的)循环,(水、空气等的)流通;(货币等的)流通
🗣️ 情景例句
First, we have to catch some fish.
首先 ，我们得钓几条鱼。
Is that OK?
这样可以吗？
What shocked him most was that the men who carried him were black.
最使他感到惊奇的是，把他运走的人都是黑人。