Centering apparatus
[机] 定圆心器
🧩 词语组成解析
centering
['sentərɪŋ]
n. 置于中心，定中心;
v. 集中( center的现在分词 );使聚集在一点;定中心;居中;
🗣️ 情景例句
How about next Saturday?
下周六如何？
He has been to America.
他曾去过美国。[表示曾经有过的经验]
I'll get another one now, said her mother.Don't worry.
“我这就再去拿一支，”她妈妈说，“别担心。”