Tangent cam
[機] 切線凸輪
?? 詞語組成解析
tangent
['t?nd??nt]
n. <數>正切;突然轉移話題;突兀的轉向;（鐵路或道路的）直線區間;
adj. <數>正切的;相切的;切線的;離題的;
tang接觸+ent具有...性質的→相切的；接觸的
n. 凸輪, 計算機輔助制造, 中央地址存儲器\\n[計] 計算機輔助制造; 計算機輔助生產
??? 情景例句
We have finally concluded the transaction through negotiation.
經過談判，我們終于達成了一筆交易。
She was disappointed by what Lawrence said.
她對勞倫斯說的話感到失望。
Can you put me in the picture about the World Cup Football Match?
你能給我講講關于世界杯足球賽的狀況嗎？