Classification designation
[计] 分类代号
🧩 词语组成解析
classification
[,klæsɪfɪ'keʃən]
n. 分类;分级;类别;（动植物等的）分类学;
class类别+ifi=fy使...+cation表名词 → classify分类+cation表名词 → 分类法
designation
[ˌdezig'neiʃən]
n. 名称;选派;指定;
🗣️ 情景例句
You do the same. Well, I'd better go. Thanks again for everything.
你也代我问候一声。好，我得走了，再次谢谢你们的招待。
Please come to the airport by eight thirty at the latest.
最迟要在8点30分到达机场。
Then it turned in a semicircle, ran straight again, and turned in another semicircle to the opposite side.
然后转一个半圈，再沿直线飞，再朝反方向转个半圈。