1.放哨人(名词)

2.瞭望台（名词）

1. (noun) A watchful, alert person who keeps aware of changes or approaching danger.

2. (noun) A place with a wide view suitable for observation.

例句

EXAMPLE:
1.A boy on the street worked as a lookout for the gang of thieves, and whistled loudly whenever a police officer appeared.

一位街头男孩给盗窃团伙站岗放哨，一有警官出现就大声吹哨。

2.The old stone tower on the hilltop had been built as a lookout centuries ago.

山顶上的这座旧石楼在几百年前是被当作瞭望台而修建的。

草率地完成（非正式）

(INFORMAL) To assemble something hastily, usually without any attention to quality or permanence.

EXAMPLE: Please give me advance notice about meetings at which I speak because I want time to prepare properly, instead of just slapping a quick presentation together.

请提前通知需要我讲话的会议，因为我想花些时间做准备，不想草草说两句就收场。