They massed in front of the city hall.

他们聚集在市政厅前面。

Dark clouds massed on the horizon.

天边乌云密布。

Demonstrators had massed outside the embassy.

示威者聚集在大使馆的外面。

The general massed his troops for a final attack.

将军把军队都集中起来准备发动最后的进攻。

He could not escape the massed ranks of newsmen who spotted him crossing the lawn.

他无法躲开那些发现他穿过草坪的成群记者。