集合

请在门口集合

qǐng zài ménkǒu jíhé

Please gather at the entrance

早上八点集合出发

zǎoshang bā diǎn jíhé chūfā

Assemble and depart at eight in the morning

这是数据集合

zhè shì shùjù jíhé

This is a data set