block off

基本解释

Avoid going downhill in rainy season in case mudslides block off the exit route.
避免在雨季沿山体下落，以避免泥石流封锁住出口的路线。
Well placed Reactors (Power Plants) and such can help block off opponent attacks and keep Buzzer Hives safe while they take out infantry.
良好放置的反应堆（电厂）能够有效阻挡对手的攻击，在蜂巢攻击步兵时有效保证它们的安全。
Mr Netanyahu’s sentiments, apart from encouraging Western sobriety, seemed designed to block off awkward thoughts being expressed here and there in the Israeli peace camp.
内塔尼亚胡的话除了给西方敲警钟外，目的似乎是要阻止以色列和平阵营的人士四处发表令人感到尴尬的言论。

The deformed cells block blood vessels and cut off the flow of oxygen to tissue in the body.
so we're one block off Golden Gate Park and ten blocks back off the ocean.
距金门公园一个街区，离海边有十个街区的路程。
溺爱女儿的父亲 - SpeakingMax英语口语达人
Well partly this is just for fun-- this is what computer people sometimes do, intentionally or unintentionally but as also will see a really nice way to culminate the semester and frankly carve out a 10 hour block where you can bite off your final project's implementation surrounded by friends and the course's staff.
一部分只是因为好玩-,这是懂电脑的人有时会这么做，不管有没有意义,还有一部分原因是因为,以这种方式达到学期的高潮,并在朋友和这门课程教师的关注下,抽出10小时的时间完成最终的项目安装,是一件多么美妙的事啊。
哈佛公开课 - 计算机科学课程节选

Start to block off days you want to devote to these tasks.
FORBES: Plan Your Holidays Now, Maximize Joy, Minimize Stress