Congregating
v. （使）集合, 聚集( congregate的现在分词 )
🗣️ 情景例句
The security guard asked the stranger for some I.D.
保安要求陌生人出示身份证。
You need to transfer at central station.
你必须在中央车站换车。
Where do you want to meet?
你想在哪儿见面？