Catalyst circulation
[建] 催化剂装料
🧩 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
Please pass the ...
请递给我……
When the accident happened, I was having dinner.
当意外事故发生时候，我在吃晚餐。
It was also thought that by removing their main supply of food, the Native Americans would be forced to give in.
当时还有人认为，断掉了主要的食物来源，土著人就会被迫屈服。