Union certification
[经] 工会证明
🧩 词语组成解析
certification
[ˌsə:tifi'keiʃən]
n. 证明，鉴定，证书;
🗣️ 情景例句
We'll go over to the job site together.
我们等一会儿一起去工地。
To row a boat
划小舟
I went back to the ticket office at once.
我马上又回到售票处。