Pump circulation
[化] 泵循环; 泵循环润滑
🧩 词语组成解析
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
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
He has no consideration for others.
他不顾及别人。
Working in the theater has always been attractive to her.
对于在剧场工作，她常感到机具吸引力。
The deepest known cave in the world is the Gouffre Berger near Grenoble.
世界上最深的洞穴是格里诺布尔附近的高弗。伯杰洞，