Ycs
(yc 的复数) abbr. 云南商务管理体系（Yunnan Commodity和Yunnan Commerce的缩写）；重型橡套软电缆的一种型号
🗣️ 情景例句
Good people are the most valuable commodity a company can possess.
人才是一家公司可以拥有的最宝贵的财富。
How much is it by air mail?
航空信要多少钱？
This platform would serve as a port and a railway station.
如果再建些伸出海面的高大的烟囱状通风管，