blockade

名词 blockade:

1. a war measure that isolates some area of importance to the enemy
   同义词：encirclement
2. prevents access or progress

动词 blockade:

1. hinder or prevent the progress or accomplishment of
   同义词：obstruct, block, hinder, stymie, stymy, embarrass
2. render unsuitable for passage
   同义词：barricade, block, stop, block off, block up, bar
3. obstruct access to
   同义词：block off
4. impose a blockade on
   同义词：seal off

1. A blockade of all the harbor of that country will require thousands of war-ships.
   封锁那个国家的所有港口需要成千上万艘战舰。
2. Enemy ships tried to run the blockade.
   敌军船只企图突破封锁线。
3. The enemy's ships blockaded the harbor.
   敌人的军舰封锁了港口。
4. They are threatening to impose a blockade on the country.
   他们威胁说要对该国实行封锁。

block.ade

n.（名词）
The isolation of a nation, an area, a city, or a harbor by hostile ships or forces in order to prevent the entrance and exit of traffic and commerce.
封锁：用军用船只或武装力量隔离一个国家,一个地区,一个城市或一个港口，以阻止交通和商贸的进出
The forces used to effect this isolation.
封锁部队：用于进行隔离的武装力量
v.tr.（及物动词）
block.ad.ed,block.ad.ing,block.ades
To set up a blockade against.See Synonyms at besiege
封锁参见 besiege

【引伸】
blockad.er
n.（名词）