Casting fin
[机] 铸件飞边, 铸件毛边
🧩 词语组成解析
casting
['kɑ:stiŋ]
n. 铸造，铸件;角色分配;投掷;[动]脱落物;
v. 扔掉(cast的现在分词);铸造;投掷;选派演员;
fin
[fin]
n. 鱼鳍;鳍状物;（汽车、飞机、炸弹上的）尾翅;散热片;
vt. 给…装上翅片;切除鳍;
vi. 潜泳;（猛烈地）拍动（鳍）;
🗣️ 情景例句
I lost a whole day's work.
我丢掉一整天的工作成果。
I'll let you keep the book for the time being, but I'll want it back next week.
这本书我暂时借给你，吵过下星期我就要跟你要回来。
She watched TV for half an hour after supper. Then she started her homework.
晚饭后她看了半小时电视。然后她开始做家庭作业。