Circulation lubrication system
[化] 循环润滑系统
🧩 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
n. 润滑, 注油, 润滑作用\\n[计] 润滑
🗣️ 情景例句
He had blond hair.
他原来是金色头发 。
It was not as good as I had expected.
那不如我想象的好。
From all such fears camping releases him.
露营使人们免除了这些忧虑。